117-73-7 3,4,5-Trimethoxybenzoyl methyl raunescate 3.beta.,20.alpha.-Yohimban-16.beta.-carboxylic acid, 17.alpha.,18.beta.-dihydroxy-, methyl ester, 18-(3,4,5-trimethoxybenzoate) NSC72122 RAUNESCINE Raunescin Yohimban-16-carboxylic acid, 17-hydroxy-18-[(3,4,5-trimethoxybenzoyl)oxy]-, methyl ester, (3.beta.,16.beta.,17.alpha.,18.beta.,20.alpha.)-