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Figure 5
Anti-rotamer conformations around the C—N rotamer for the 3-carboxamides (top) and for the 2-carboxamide isomers (bottom), showing the relative positions of the C3arom—C2arom bond of the chromone ring with respect to the carb­oxy­lic group of the amide: cis (right) or trans (left) geometries.

Journal logoCRYSTALLOGRAPHIC
COMMUNICATIONS
ISSN: 2056-9890
Volume 71| Part 1| January 2015| Pages 88-93
https://doi.org/10.1107/S2056989014027054
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