“…( 0 C) : 238-242, Yield(%): 76, IR (Neat, cm -1 ); 1710.23, 1708.42 (C=O), 3248.00, 3112. 04 (NH) 1. H NMR (CDCl 3 , ppm); δ: 2.17 (s, CH 3 ), 4.62 (d, H-5, J= 13.2 Hz), 5.56 (s, H-3, H-4), 6.03 (d, J=3.2 Hz, 1H, 3′′ furan), 6.13 (s, 1H, 4′′ furan), 6.86 (d, 1H, J=6.4Hz, 5'' furan), 6.87-7.92 (m, 14H Aromatic protons) 13.…”