dimethyl 2-phenyl-3,1-benzoxazepine-4,5-dicarboxylate

3-methoxycarbonyl-3-methyl-2-oxo-1-phenyl-1,2,3,4-tetrahydroquinoline-4,3'-carbolactone

dimethyl 1-(2-benzamidophenyl)-2-methoxyethene-1,2-dicarboxylate