4-(9-cyclopentyl-7,7-difluoro-5-methyl-6-oxo-6,7,8,9-tetrahydro-5H-pyrimido[4,5-b][1,4]diazepin-2-ylamino)-2-fluoro-3-methoxybenzoic acid 、
4-氨基-1-甲基哌啶 在
amide 、 final compound 作用下,
生成 4-(9-cyclopentyl-7,7-difluoro-5-methyl-6-oxo-6,7,8,9-tetrahydro-5H-pyrimido[4,5-b][1,4]diazepin-2-ylamino)-2-fluoro-3-methoxy-N-(1-methylpiperidin-4-yl)benzamide