描述:
5-chloro-N-[(4,6-dimethyl-2-oxo-1,2-dihydropyridin-3-yl)methyl]-2-ethyl-3-{ethyl[4-(dimethylamino)cyclohexyl]amino}benzamide 以26%的产率得到5-chloro-N-[(4,6-dimethyl-2-oxo-1,2-dihydropyridin-3-yl)methyl]-2-ethyl-3-{ethyl[(1r,4r)-4-(dimethylamino)cyclohexyl]amino}benzamide