81643-69-8 Dihydergot plus Ergotaman-3',6',18-trione, 9,10-dihydro-12'-hydroxy-2'-methyl-5'-(phenylmethyl)-, (5'alpha,10alpha)-, monomethanesulfonate (salt), mixt. with (R)-alpha-((ethylmethylamino)methyl)-3-hydroxybenzenemethanol