英文别名(6,7-dimethoxyisoquinolin-1-yl)-(3,4-dimethoxyphenyl)methanol; alpha-(3,4-dimethoxyphenyl)-6,7-dimethoxyisoquinoline-1-methanol; α-(3,4-Dimethoxyphenyl)-6,7-dimethoxy-1-isoquinolinemethanol; (6,7-dimethoxy-1-isoquinolyl)-(3,4-dimethoxyphenyl)methanol; Papaverine EP Impurity B; 1-Isoquinolinemethanol, α-(3,4-dimethoxyphenyl)-6,7-dimethoxy- 
