3-methyl-4-oxo-5-(2-pyrrolidin-1-yl-ethyl)-1,4,5,6,7,8-hexahydro-pyrrolo[3,2-c]azepine-2-carbaldehyde 、
5-phenylindolin-2-one 在
3-methyl-2-(2-oxo-5-phenyl-1,2-dihydro-indol-3-ylidenemethyl)-5-(2-pyrrolidin-1-yl-ethyl)-5,6,7,8-tetrahydro-1H-pyrrolo[3,2-c]azepin-4-one 作用下,
以to obtain 3-methyl-2-(2-oxo-5-phenyl-1,2-dihydro-indol-3-ylidenemethyl)-5-(2-pyrrolidin-1-yl-ethyl)-5,6,7,8-tetrahydro-1H-pyrrolo[3,2-c]azepin-4-one 48 (41 mg, yield 62.3%) as a yellow solid的产率得到3-methyl-2-(2-oxo-5-phenyl-1,2-dihydro-indol-3-ylidenemethyl)-5-(2-pyrrolidin-1-yl-ethyl)-5,6,7,8-tetrahydro-1H-pyrrolo[3,2-c]azepin-4-one