# Electronic Supplementary Material (ESI) for RSC Advances.
# This journal is © The Royal Society of Chemistry 2015

####################################################################### 
# 
# This file contains crystal structure data downloaded from the 
# Cambridge Structural Database (CSD) hosted by the Cambridge 
# Crystallographic Data Centre (CCDC).
# 
# Full information about CCDC data access policies and citation 
# guidelines are available at http://www.ccdc.cam.ac.uk/access/V1 
# 
# Audit and citation data items may have been added by the CCDC. 
# Please retain this information to preserve the provenance of 
# this file and to allow appropriate attribution of the data. 
# 
#######################################################################

data_zn_sq
_database_code_depnum_ccdc_archive 'CCDC 1405443'
_audit_update_record             
;
2015-09-21 deposited with the CCDC.
2015-09-25 downloaded from the CCDC.
;

_audit_creation_method           SHELXL-2013
_chemical_name_systematic        
;
 ?
;
_chemical_name_common            ?
_chemical_melting_point          ?
_chemical_formula_moiety         'C21 H13 N O14 Zn3 2-, 2(C2 H8 N 1+), 4(H2 O)'
_chemical_formula_sum            'C25 H37 N3 O18 Zn3'
_chemical_formula_weight         863.68

loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
N N 0.0061 0.0033 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
O O 0.0106 0.0060 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
Zn Zn 0.2839 1.4301 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'

_space_group_crystal_system      tetragonal
_space_group_IT_number           108
_space_group_name_H-M_alt        'I 4 c m'
_space_group_name_Hall           'I 4 -2c'

loop_
_space_group_symop_operation_xyz
'x, y, z'
'-x, -y, z'
'-y, x, z'
'y, -x, z'
'-x, y, z+1/2'
'x, -y, z+1/2'
'y, x, z+1/2'
'-y, -x, z+1/2'
'x+1/2, y+1/2, z+1/2'
'-x+1/2, -y+1/2, z+1/2'
'-y+1/2, x+1/2, z+1/2'
'y+1/2, -x+1/2, z+1/2'
'-x+1/2, y+1/2, z+1'
'x+1/2, -y+1/2, z+1'
'y+1/2, x+1/2, z+1'
'-y+1/2, -x+1/2, z+1'

_cell_length_a                   20.5138(10)
_cell_length_b                   20.5138
_cell_length_c                   17.8100(8)
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_volume                     7494.7(8)
_cell_formula_units_Z            8
_cell_measurement_temperature    293(2)
_cell_measurement_reflns_used    9053
_cell_measurement_theta_min      2.4973
_cell_measurement_theta_max      27.9244

_exptl_crystal_description       prism
_exptl_crystal_colour            colorless
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    ?
_exptl_crystal_density_diffrn    1.531
_exptl_crystal_F_000             3536
_exptl_transmission_factor_min   ?
_exptl_transmission_factor_max   ?
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_exptl_absorpt_coefficient_mu    1.978
_shelx_estimated_absorpt_T_min   ?
_shelx_estimated_absorpt_T_max   ?
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_correction_T_min  0.750127
_exptl_absorpt_correction_T_max  1.000000
_exptl_absorpt_process_details   SADABS

_diffrn_ambient_temperature      293(2)
_diffrn_radiation_wavelength     0.71073
_diffrn_radiation_type           MoK\a
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_monochromator  graphite
_diffrn_measurement_device_type  'Bruker SMART APEX diffractometer'
_diffrn_measurement_method       'ω scans'
_diffrn_detector_area_resol_mean ?
_diffrn_standards_number         0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_decay_%        0
_diffrn_reflns_number            21512
_diffrn_reflns_av_unetI/netI     0.0299
_diffrn_reflns_av_R_equivalents  0.0338
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_theta_min         2.287
_diffrn_reflns_theta_max         27.497
_diffrn_reflns_theta_full        25.242
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measured_fraction_theta_full 0.993
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_Laue_measured_fraction_full 0.993
_diffrn_reflns_point_group_measured_fraction_max 0.986
_diffrn_reflns_point_group_measured_fraction_full 0.991
_reflns_number_total             4425
_reflns_number_gt                4070
_reflns_threshold_expression     'I > 2σ(I)'
_reflns_Friedel_coverage         0.916
_reflns_Friedel_fraction_max     0.976
_reflns_Friedel_fraction_full    0.988

_computing_data_collection       ?
_computing_cell_refinement       ?
_computing_data_reduction        ?
_computing_structure_solution    ?
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_molecular_graphics    ?
_computing_publication_material  ?

_refine_ls_structure_factor_coef Fsqd
_refine_ls_matrix_type           full
_refine_ls_weighting_scheme      calc
_refine_ls_weighting_details     
;
 w=1/[σ²(Fo²)+(0.0634P)²+0.6713P]
 where P=(Fo²+2Fc²)/3
;
_atom_sites_solution_primary     ?
_atom_sites_solution_secondary   ?
_atom_sites_solution_hydrogens   geom
_refine_ls_hydrogen_treatment    constr
_refine_ls_extinction_method     none
_refine_ls_extinction_coef       .
_refine_ls_abs_structure_details 
;
 Flack x determined using 1860 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons and Flack (2004), Acta Cryst. A60, s61).
;
_refine_ls_abs_structure_Flack   -0.006(9)
_chemical_absolute_configuration ?
_refine_ls_number_reflns         4425
_refine_ls_number_parameters     215
_refine_ls_number_restraints     37
_refine_ls_R_factor_all          0.0357
_refine_ls_R_factor_gt           0.0319
_refine_ls_wR_factor_ref         0.0924
_refine_ls_wR_factor_gt          0.0900
_refine_ls_goodness_of_fit_ref   1.092
_refine_ls_restrained_S_all      1.104
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.001

loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_occupancy
_atom_site_site_symmetry_order
_atom_site_calc_flag
_atom_site_refinement_flags_posn
_atom_site_refinement_flags_adp
_atom_site_refinement_flags_occupancy
_atom_site_disorder_assembly
_atom_site_disorder_group
Zn1 Zn 0.25748(2) 0.11945(2) 0.33239(3) 0.02811(16) Uani 0.870(2) 1 d . . P A 1
Zn1' Zn 0.34320(19) 0.08059(18) 0.30964(18) 0.0324(13) Uani 0.130(2) 1 d . U P
A 2
Zn2 Zn 0.34369(2) 0.15631(2) 0.47802(3) 0.02487(16) Uani 1 2 d S T P A .
O1 O 0.2352(2) 0.1295(2) 0.2269(2) 0.0564(11) Uani 1 1 d . . . . .
O2 O 0.3129(3) 0.0562(2) 0.2142(2) 0.0767(15) Uani 1 1 d . . . . .
O3 O 0.33707(15) -0.05489(14) -0.0308(2) 0.0397(7) Uani 1 1 d . . . . .
O4 O 0.2574(2) -0.03470(17) -0.1157(2) 0.0548(9) Uani 1 1 d . . . . .
O5 O 0.17330(19) 0.19184(17) -0.11562(17) 0.0513(9) Uani 1 1 d . . . . .
O6 O 0.1603(2) 0.24205(16) -0.00609(19) 0.0507(9) Uani 1 1 d . . . . .
O7 O 0.3587(2) 0.1413(2) 0.5910(3) 0.0525(12) Uani 1 2 d DS T P . .
O8 O 0.33956(14) 0.16044(14) 0.3601(2) 0.0302(9) Uani 1 2 d S T P . .
O1W O 0.4303(4) 0.0697(4) 0.2938(8) 0.157(5) Uani 1 2 d S T P A 2
H1W1 H 0.4412 0.0588 0.2501 0.235 Uiso 1 2 calc R U P A 2
H1W2 H 0.4507 0.0493 0.3272 0.235 Uiso 1 2 calc R U P A 2
N1 N 0.3341(8) 0.1498(8) 0.7122(5) 0.081(5) Uani 0.5 1 d D U P B -1
C1 C 0.2713(3) 0.0931(3) 0.1873(3) 0.0459(11) Uani 1 1 d . . . . .
C2 C 0.2607(2) 0.0932(2) 0.1040(2) 0.0393(10) Uani 1 1 d . . . . .
C3 C 0.2836(2) 0.04054(19) 0.0621(2) 0.0346(9) Uani 1 1 d . . . . .
H3 H 0.3074 0.0077 0.0854 0.041 Uiso 1 1 calc R U . . .
C4 C 0.2709(2) 0.03711(19) -0.0148(2) 0.0359(8) Uani 1 1 d . . . . .
C5 C 0.2374(2) 0.0875(2) -0.0487(2) 0.0379(10) Uani 1 1 d . . . . .
H5 H 0.2289 0.0855 -0.0999 0.046 Uiso 1 1 calc R U . . .
C6 C 0.2160(2) 0.1412(2) -0.0079(2) 0.0374(9) Uani 1 1 d . . . . .
C7 C 0.2267(2) 0.1434(2) 0.0692(2) 0.0379(9) Uani 1 1 d . . . . .
H7 H 0.2113 0.1783 0.0974 0.045 Uiso 1 1 calc R U . . .
C8 C 0.2914(3) -0.0219(2) -0.0576(2) 0.0426(11) Uani 1 1 d . . . . .
C9 C 0.1811(2) 0.1965(2) -0.0455(2) 0.0384(9) Uani 1 1 d . . . . .
C10 C 0.3237(6) 0.1601(7) 0.6397(5) 0.063(5) Uani 0.5 1 d D U P B -1
H10 H 0.2867 0.1835 0.6260 0.076 Uiso 0.5 1 calc R U P B -1
C11 C 0.391(2) 0.114(3) 0.7390(10) 0.150(8) Uani 0.5 1 d D U P B -1
H11A H 0.4038 0.1303 0.7871 0.224 Uiso 0.5 1 calc R U P B -1
H11B H 0.4261 0.1187 0.7040 0.224 Uiso 0.5 1 calc R U P B -1
H11C H 0.3799 0.0684 0.7435 0.224 Uiso 0.5 1 calc R U P B -1
C12 C 0.2881(11) 0.1750(11) 0.7667(10) 0.155(12) Uani 0.5 1 d D U P B -1
H12A H 0.2923 0.1513 0.8129 0.232 Uiso 0.5 1 calc R U P B -1
H12B H 0.2445 0.1701 0.7477 0.232 Uiso 0.5 1 calc R U P B -1
H12C H 0.2968 0.2203 0.7755 0.232 Uiso 0.5 1 calc R U P B -1


loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
_geom_bond_site_symmetry_2
_geom_bond_publ_flag
Zn1 O1 1.945(4) . ?
Zn1 O8 1.9458(17) . ?
Zn1 O4 1.969(3) 6 ?
Zn1 O5 1.972(3) 7 ?
Zn1' O1W 1.822(9) . ?
Zn1' O8 1.870(5) . ?
Zn1' O2 1.878(5) . ?
Zn1' Zn1' 2.211(7) 16_554 ?
Zn1' O4 2.399(5) 6 ?
Zn2 O7 2.059(5) . ?
Zn2 O3 2.091(3) 6 ?
Zn2 O3 2.091(3) 12 ?
Zn2 O8 2.103(4) . ?
Zn2 O6 2.106(3) 10 ?
Zn2 O6 2.106(3) 7 ?
O1 C1 1.266(7) . ?
O2 C1 1.237(6) . ?
O3 C8 1.250(6) . ?
O3 Zn2 2.091(3) 11_544 ?
O4 C8 1.276(6) . ?
O4 Zn1 1.969(3) 6_554 ?
O4 Zn1' 2.399(5) 6_554 ?
O5 C9 1.264(5) . ?
O5 Zn1 1.972(3) 7_554 ?
O6 C9 1.245(5) . ?
O6 Zn2 2.106(3) 10_554 ?
O7 C10 1.190(10) . ?
O8 Zn1' 1.870(5) 16_554 ?
O8 Zn1 1.9459(17) 16_554 ?
O1W Zn1' 1.822(9) 16_554 ?
O1W H1W1 0.8400 . ?
O1W H1W2 0.8400 . ?
N1 C10 1.326(10) . ?
N1 C12 1.450(12) . ?
N1 C11 1.459(12) . ?
C1 C2 1.500(6) . ?
C2 C7 1.388(6) . ?
C2 C3 1.394(6) . ?
C3 C4 1.396(5) . ?
C3 H3 0.9300 . ?
C4 C5 1.381(6) . ?
C4 C8 1.491(5) . ?
C5 C6 1.391(6) . ?
C5 H5 0.9300 . ?
C6 C7 1.392(6) . ?
C6 C9 1.498(6) . ?
C7 H7 0.9300 . ?
C10 H10 0.9300 . ?
C11 H11A 0.9600 . ?
C11 H11B 0.9600 . ?
C11 H11C 0.9600 . ?
C12 H12A 0.9600 . ?
C12 H12B 0.9600 . ?
C12 H12C 0.9600 . ?

loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
_geom_angle_site_symmetry_1
_geom_angle_site_symmetry_3
_geom_angle_publ_flag
O1 Zn1 O8 113.76(18) . . ?
O1 Zn1 O4 123.14(16) . 6 ?
O8 Zn1 O4 105.27(16) . 6 ?
O1 Zn1 O5 103.53(16) . 7 ?
O8 Zn1 O5 103.27(17) . 7 ?
O4 Zn1 O5 105.86(18) 6 7 ?
O1W Zn1' O8 102.8(3) . . ?
O1W Zn1' O2 98.7(5) . . ?
O8 Zn1' O2 131.0(3) . . ?
O1W Zn1' Zn1' 52.6(2) . 16_554 ?
O8 Zn1' Zn1' 53.76(14) . 16_554 ?
O2 Zn1' Zn1' 115.0(2) . 16_554 ?
O1W Zn1' O4 139.3(5) . 6 ?
O8 Zn1' O4 92.75(19) . 6 ?
O2 Zn1' O4 98.8(3) . 6 ?
Zn1' Zn1' O4 142.80(12) 16_554 6 ?
O7 Zn2 O3 86.24(14) . 6 ?
O7 Zn2 O3 86.24(14) . 12 ?
O3 Zn2 O3 97.10(17) 6 12 ?
O7 Zn2 O8 171.1(2) . . ?
O3 Zn2 O8 87.85(12) 6 . ?
O3 Zn2 O8 87.85(12) 12 . ?
O7 Zn2 O6 91.29(15) . 10 ?
O3 Zn2 O6 173.17(14) 6 10 ?
O3 Zn2 O6 89.08(15) 12 10 ?
O8 Zn2 O6 95.32(12) . 10 ?
O7 Zn2 O6 91.29(15) . 7 ?
O3 Zn2 O6 89.08(15) 6 7 ?
O3 Zn2 O6 173.17(15) 12 7 ?
O8 Zn2 O6 95.32(12) . 7 ?
O6 Zn2 O6 84.6(2) 10 7 ?
C1 O1 Zn1 109.7(3) . . ?
C1 O2 Zn1' 114.6(4) . . ?
C8 O3 Zn2 128.0(3) . 11_544 ?
C8 O4 Zn1 124.2(3) . 6_554 ?
C8 O4 Zn1' 97.4(3) . 6_554 ?
C9 O5 Zn1 119.0(3) . 7_554 ?
C9 O6 Zn2 133.0(3) . 10_554 ?
C10 O7 Zn2 125.0(6) . . ?
Zn1' O8 Zn1' 72.5(3) . 16_554 ?
Zn1 O8 Zn1 133.1(2) . 16_554 ?
Zn1' O8 Zn2 116.3(2) . . ?
Zn1' O8 Zn2 116.3(2) 16_554 . ?
Zn1 O8 Zn2 105.72(13) . . ?
Zn1 O8 Zn2 105.72(13) 16_554 . ?
Zn1' O1W Zn1' 74.7(5) . 16_554 ?
Zn1' O1W H1W1 116.0 . . ?
Zn1' O1W H1W1 116.0 16_554 . ?
Zn1' O1W H1W2 116.0 . . ?
Zn1' O1W H1W2 116.0 16_554 . ?
H1W1 O1W H1W2 113.0 . . ?
C10 N1 C12 119.3(13) . . ?
C10 N1 C11 121.9(11) . . ?
C12 N1 C11 118.8(14) . . ?
O2 C1 O1 123.3(5) . . ?
O2 C1 C2 119.0(4) . . ?
O1 C1 C2 117.7(4) . . ?
C7 C2 C3 120.4(4) . . ?
C7 C2 C1 121.0(4) . . ?
C3 C2 C1 118.6(4) . . ?
C2 C3 C4 120.0(4) . . ?
C2 C3 H3 120.0 . . ?
C4 C3 H3 120.0 . . ?
C5 C4 C3 119.0(4) . . ?
C5 C4 C8 121.6(3) . . ?
C3 C4 C8 119.4(3) . . ?
C4 C5 C6 121.4(4) . . ?
C4 C5 H5 119.3 . . ?
C6 C5 H5 119.3 . . ?
C7 C6 C5 119.4(4) . . ?
C7 C6 C9 119.5(4) . . ?
C5 C6 C9 121.1(4) . . ?
C2 C7 C6 119.7(4) . . ?
C2 C7 H7 120.1 . . ?
C6 C7 H7 120.1 . . ?
O3 C8 O4 127.4(4) . . ?
O3 C8 C4 117.1(4) . . ?
O4 C8 C4 115.3(4) . . ?
O6 C9 O5 124.7(4) . . ?
O6 C9 C6 118.8(4) . . ?
O5 C9 C6 116.5(4) . . ?
O7 C10 N1 124.1(10) . . ?
O7 C10 H10 118.0 . . ?
N1 C10 H10 118.0 . . ?
N1 C11 H11A 109.5 . . ?
N1 C11 H11B 109.5 . . ?
H11A C11 H11B 109.5 . . ?
N1 C11 H11C 109.5 . . ?
H11A C11 H11C 109.5 . . ?
H11B C11 H11C 109.5 . . ?
N1 C12 H12A 109.5 . . ?
N1 C12 H12B 109.5 . . ?
H12A C12 H12B 109.5 . . ?
N1 C12 H12C 109.5 . . ?
H12A C12 H12C 109.5 . . ?
H12B C12 H12C 109.5 . . ?

loop_
_geom_torsion_atom_site_label_1
_geom_torsion_atom_site_label_2
_geom_torsion_atom_site_label_3
_geom_torsion_atom_site_label_4
_geom_torsion
_geom_torsion_site_symmetry_1
_geom_torsion_site_symmetry_2
_geom_torsion_site_symmetry_3
_geom_torsion_site_symmetry_4
_geom_torsion_publ_flag
O1W Zn1' O2 C1 -134.3(6) . . . . ?
O8 Zn1' O2 C1 -18.9(7) . . . . ?
Zn1' Zn1' O2 C1 -81.6(5) 16_554 . . . ?
O4 Zn1' O2 C1 82.6(5) 6 . . . ?
O1W Zn1' O8 Zn1' 20.4(5) . . . 16_554 ?
O2 Zn1' O8 Zn1' -93.3(4) . . . 16_554 ?
O4 Zn1' O8 Zn1' 162.46(13) 6 . . 16_554 ?
O1W Zn1' O8 Zn1 174.5(5) . . . . ?
O2 Zn1' O8 Zn1 60.8(4) . . . . ?
Zn1' Zn1' O8 Zn1 154.10(16) 16_554 . . . ?
O4 Zn1' O8 Zn1 -43.44(13) 6 . . . ?
O1W Zn1' O8 Zn1 49.9(6) . . . 16_554 ?
O2 Zn1' O8 Zn1 -63.9(5) . . . 16_554 ?
Zn1' Zn1' O8 Zn1 29.47(15) 16_554 . . 16_554 ?
O4 Zn1' O8 Zn1 -168.1(2) 6 . . 16_554 ?
O1W Zn1' O8 Zn2 -90.8(5) . . . . ?
O2 Zn1' O8 Zn2 155.4(3) . . . . ?
Zn1' Zn1' O8 Zn2 -111.2(2) 16_554 . . . ?
O4 Zn1' O8 Zn2 51.2(2) 6 . . . ?
O8 Zn1' O1W Zn1' -20.7(5) . . . 16_554 ?
O2 Zn1' O1W Zn1' 114.9(4) . . . 16_554 ?
O4 Zn1' O1W Zn1' -130.5(3) 6 . . 16_554 ?
Zn1' O2 C1 O1 -23.8(8) . . . . ?
Zn1' O2 C1 C2 158.8(4) . . . . ?
Zn1 O1 C1 O2 1.6(7) . . . . ?
Zn1 O1 C1 C2 179.0(4) . . . . ?
O2 C1 C2 C7 -164.5(6) . . . . ?
O1 C1 C2 C7 18.0(8) . . . . ?
O2 C1 C2 C3 17.7(8) . . . . ?
O1 C1 C2 C3 -159.9(5) . . . . ?
C7 C2 C3 C4 -1.9(7) . . . . ?
C1 C2 C3 C4 175.9(4) . . . . ?
C2 C3 C4 C5 2.2(7) . . . . ?
C2 C3 C4 C8 -175.4(5) . . . . ?
C3 C4 C5 C6 -0.2(7) . . . . ?
C8 C4 C5 C6 177.3(5) . . . . ?
C4 C5 C6 C7 -2.1(8) . . . . ?
C4 C5 C6 C9 178.4(5) . . . . ?
C3 C2 C7 C6 -0.3(8) . . . . ?
C1 C2 C7 C6 -178.1(5) . . . . ?
C5 C6 C7 C2 2.3(8) . . . . ?
C9 C6 C7 C2 -178.1(5) . . . . ?
Zn2 O3 C8 O4 -39.4(7) 11_544 . . . ?
Zn2 O3 C8 C4 136.3(4) 11_544 . . . ?
Zn1 O4 C8 O3 12.3(8) 6_554 . . . ?
Zn1' O4 C8 O3 -37.0(6) 6_554 . . . ?
Zn1 O4 C8 C4 -163.5(3) 6_554 . . . ?
Zn1' O4 C8 C4 147.3(4) 6_554 . . . ?
C5 C4 C8 O3 158.8(5) . . . . ?
C3 C4 C8 O3 -23.7(7) . . . . ?
C5 C4 C8 O4 -25.0(7) . . . . ?
C3 C4 C8 O4 152.5(5) . . . . ?
Zn2 O6 C9 O5 -41.4(8) 10_554 . . . ?
Zn2 O6 C9 C6 141.2(4) 10_554 . . . ?
Zn1 O5 C9 O6 -4.3(7) 7_554 . . . ?
Zn1 O5 C9 C6 173.2(3) 7_554 . . . ?
C7 C6 C9 O6 -2.9(7) . . . . ?
C5 C6 C9 O6 176.7(5) . . . . ?
C7 C6 C9 O5 179.5(5) . . . . ?
C5 C6 C9 O5 -0.9(7) . . . . ?
Zn2 O7 C10 N1 179.8(15) . . . . ?
C12 N1 C10 O7 -179.9(5) . . . . ?
C11 N1 C10 O7 0.0(5) . . . . ?

_refine_diff_density_max         0.430
_refine_diff_density_min         -0.283
_refine_diff_density_rms         0.068

_shelxl_version_number           2013-2



