tert-butyl 1-{5-[3-acetyl-6-(3,5-dichloro-4-hydroxyphenyl)-1,5-naphthyridin-4-ylamino]pyrimidin-2-yl}pyrrolidin-3ylcarbamate 、
盐酸 、 以to afford the desired product (62 mg, 50%) as a light orange solid的产率得到1-{4-[2-(3-Aminopyrrolidin-1-yl)pyrimidin-5-ylamino]-6-(3,5-dichloro-4-hydroxyphenyl)-1,5-naphthyridin-3-yl}ethanone trihydrochloride