1-(tert-butoxycarbonylamino-methyl)-6,8-dimethoxy-isoquinoline-4-carboxylic acid 、
2-(2-甲基氨基乙基)吡啶 以to give 66 mg of {6,8-dimethoxy-4-[methyl-(2-pyridin-2-yl-ethyl)-carbamoyl]-isoquinolin-1-ylmethyl}-carbamic acid tert-butyl ester的产率得到{6,8-dimethoxy-4-[methyl-(2-pyridin-2-yl-ethyl)-carbamoyl]-isoquinolin-1-ylmethyl}-carbamic acid tert-butyl ester