N-(3,4-dichlorophenyl)-6,7,8,9-tetrahydro-5H-pyrimido[5',4':4,5]thieno[2,3-c]azepin-4-amine 、 (2E)-4-[methyl(1-methylethyl)amino]but-2-enoic acid hydrochloride 以to yield 71 mg (50%)的产率得到N-(3,4-dichlorophenyl)-8-{(2E)-4-[methyl(1-methylethyl)amino]but-2-enoyl}-6,7,8,9-tetrahydro-5H-pyrimido[5',4':4,5]thieno[2,3-c]azepin-4-amine