1-(tert-butoxycarbonylamino-methyl)-6,8-dimethoxy-isoquinoline-4-carboxylic acid 、
N-甲基-N-(3-甲基吡啶)胺 以to give 98 mg of [6,8-dimethoxy-4-(methyl-pyridin-3-ylmethyl-carbamoyl)-isoquinolin-1-ylmethyl]-carbamic acid tert-butyl ester的产率得到[6,8-dimethoxy-4-(methyl-pyridin-3-ylmethyl-carbamoyl)-isoquinolin-1-ylmethyl]-carbamic acid tert-butyl ester