2901-66-8 3.beta.,20.alpha.-Yohimban-16.beta.-carboxylic acid, 18.beta.-hydroxy-11,17.alpha.-dimethoxy-, methyl ester Methyl reserpate Methyl reserpinolate NSC81464 Reserpic acid, methyl ester Yohimban-16-carboxylic acid, 18-hydroxy-11,17-dimethoxy-, methyl ester, (3.beta.,16.beta.,17.alpha.,18.beta.,20.alpha.)-