Synonyms: 3,5,8-Tricarbethoxy-1-methyl-1,6,7,8-tetrahydropyrrolo[2,3-b]azepin-4-one;Triethyl 1-methyl-4-oxo-4,5,6,7-tetrahydropyrrolo(2,3-b)azepine-3,5,8(1H)-tricarboxylate;Triethyl 1-methyl-4-oxo-4,5,6,7-tetrahydropyrrolo[2,3-b]azepine-3,5,8(1H)-tricarboxylate