4-溴巴豆酸 、 3-chloro-5-(5,6,7,8-tetrahydropyrido[4',3':4,5]thieno[2,3-d]pyrimidin-4-ylamino)phenol hydrochloride 、
哌嗪-1-羧酸二甲胺 以to yield 59 mg (38%)的产率得到4-[(2E)-4-{4-[(3-chloro-5-hydroxyphenyl)amino]-5,8-dihydropyrido[4',3':4,5]thieno[2,3-d]pyrimidin-7(6H)-yl}-4-oxobut-2-en-1-yl]-N,N-dimethylpiperazine-1-carboxamide