3-Buten-2-one, 4-(((8-beta)-6-propylergolin-8-yl)methoxy)- 4-(((8-beta)-6-Propylergolin-8-yl)methoxy)-3-buten-2-one 6-Propyl-8-((3-buten-2-one)-4-oxymethyl)ergoline 79675-58-4