1(2H)-Isoquinolinone, 6,7-dimethoxy-3-(2-(2-hydroxyethyl)-4,5-dimethoxyphenyl)-2-methyl- 136540-25-5 3-(2-(2-Hydroxyethyl)-4,5-dimethoxyphenyl)-6,7-dimethoxy-2-methylisoquinoline BRN 5360723