12'-hydroxy-5'-isobutyl-2'-methyl-ergotamane-18,3',6'-trione;
Ergotaman-3',6',18-trione, 12'-hydroxy-2'-methyl-5'-(2-methylpropyl)-, (5'α)-;
Ergotaman-3',6',18-trione, 12'-hydroxy-2'-methyl-5'- (2-methylpropyl)-, (5'α)-;
Ergoclavine;
(5'α)-12'-hydroxy-2'-methyl-5'-(2-methylpropyl)-3',6',18-trioxoergotaman;
Ergotaman, 12'-hydroxy-2'-methyl-5'-(2-methylpropyl)-3',6',18-trioxo-, (5'α)-;
α-Ergosine;
(5'α,10α)-9,10-Dihydro-12'-hydroxy-2'-methyl-5'-(2-methylpropyl)ergotaman-3',6',18-trione;
Ergosinine;
Ergotaman-3',6',18-trione,12'-hydroxy-2'-methyl-5'-(2-methylpropyl)-, (5'a)-;
Ergotaman-3',6',18-trione, 9,10-dihydro-12'-hydroxy-2'-methyl-5'-(2-methylpropyl)-, (5'α,10α)-;
12'-Hydroxy-2'-methyl-5'a-(2-methylpropyl)ergotaman-3',6',18-trione;
(5'α)-12'-Hydroxy-5'-isobutyl-2'-methyl-3',6',18-trioxoergotaman;