96743-85-0 Iskedyl Oxayohimban-16-carboxylic acid, 16,17-didehydro-19-methyl-, methyl ester, (19alpha)-, mixt. with (5'alpha,10alpha)-9,10-dihydro-12'-hydroxy-2'-(1-methylethyl)-5'-(phenylmethyl)ergotaman-3',6',18-trione PF 50