Tert-butyl 1-(5-(6-bromo-3-propionylquinolin-4-ylamino)pyridin-2-yl)pyrrolidin-3-ylcarbamate 、
2,6-二氯-4-(4,4,5,5-四甲基-1,3,2-二噁硼烷-2-基)苯酚 以to afford the desired product (8 mg, 9% over two steps) as an orange-brown solid的产率得到1-(4-(6-(3-aminopyrrolidin-1-yl)pyridin-3-ylamino)-6-(3,5-dichloro-4-hydroxyphenyl)quinolin-3-yl)propan-1-one