Known as: Ergotaman-3',6',18-trione, 9,10-dihydro-12'-hydroxy-2'-methyl-5'-(phenylmethyl)-, (5'alpha,10alpha)-, (R-(R*,R*))-2,3-dihydroxybutanedioate (2:1) (salt), mixt. with 2-(acetyloxy)benzoic acid, 7-chloro-1,3-dihydro-1-methyl-5-phenyl-2H-1,4-benzodiazepin-2-one and 3,7-dihydro-1,3,7-trimethyl-1H-purine-2,6-dione