483-07-8 AIDS-003038 AIDS003038 Indole alkaloid Isoraunescine NSC72121 Yohimban-16-carboxylic acid, 18-hydroxy-17-[(3,4,5-trimethoxybenzoyl)oxy]-, methyl ester, (3.beta.,16.beta.,17.alpha.,18.beta.,20.alpha.)-