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Figure 3 View of the centrosymmetric 20-membered {⋯OCO⋯HNC3NH}2 synthon in (I) showing the N–H⋯O hydrogen bonding as orange dashed lines. Colour code: Cl, cyan; O, red; N, blue; C, grey; and H, green.

Journal logoCRYSTALLOGRAPHIC
COMMUNICATIONS
ISSN: 2056-9890
Volume 65| Part 12| November 2009| Pages o3204-o3205
doi:10.1107/S1600536809049794
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