Additions and corrections

When is a polymorph not a polymorph? Helical trimeric O–H···O synthons in trans-1,4-diethynylcyclohexane-1,4-diol

Clair Bilton, Judith A. K. Howard, N. N. Laxmi Madhavi, Ashwini Nangia, Gautam R. Desiraju, Frank H. Allen and Chick C. Wilson

Chem. Commun., 1999, 1675.

Please note that the structures 1 and 3 were inadvertently drawn with the cis-1,4 configuration, rather than the trans-1,4 configuration. The corrected structures are as below:

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