Fig. 6: Analysis of crystal packing and molecular interactions in 3a.

A A-B-A-B crystal packing pattern in b-c plane for 3a. B The b-c plane shows Alkene C-H---O, Ar C-H---O, and N-H---O interactions in 3a. C The a-b plane depicting HN-C---O, 2 alkene C = C---O interactions in 3a. D Showing intramolecular H-Bonding.