β-ergocriptine

(5′β)-5′-[(2S)-2-Butanyl]-12′-hydroxy-2′-isopropyl-3′,6′,18-trioxoergotaman

(5′β)-5′-[(2S)-2-Butanyl]-12′-hydroxy-2′-isopropyl-3′,6′,18-trioxoergotaman

(5′β)-5′-[(2S)-2-Butanyl]-12′-hydroxy-2′-isopropyl-3′,6′,18-trioxoergotaman

Ergotaman, 12′-hydroxy-2′-(1-methylethyl)-5′-[(1S)-1-methylpropyl]-3′,6′,18-trioxo-, (5′β)-

β-ergocriptine

(4R,7R)-N-[(1S,2S,4R,7R)-7-[(2S)-butan-2-yl]-2-hydroxy-5,8-dioxo-4-(propan-2-yl)-3-oxa-6,9-diazatricyclo[7.3.0.02,6]dodecan-4-yl]-6-methyl-6,11-diazatetracyclo[7.6.1.02,7.012,16]hexadeca-1(16),2,9,12,14-pentaene-4-carboxamide

(4R,7R)-N-[(1S,2S,4R,7R)-7-[(2S)-butan-2-yl]-2-hydroxy-5,8-dioxo-4-(propan-2-yl)-3-oxa-6,9-diazatricyclo[7.3.0.0^{2,6}]dodecan-4-yl]-6-methyl-6,11-diazatetracyclo[7.6.1.0^{2,7}.0^{12,16}]hexadeca-1(16),2,9,12,14-pentaene-4-carboxamide

(6AR,9R)-N-((2R,5R,10aS,10bS)-5-((S)-sec-butyl)-10b-hydroxy-2-isopropyl-3,6-dioxooctahydro-2H-oxazolo[3,2-a]pyrrolo[2,1-c]pyrazin-2-yl)-7-methyl-4,6,6a,7,8,9-hexahydroindolo[4,3-fg]quinoline-9-carboxamide

5′α(S)-sec-Butyl-12′-hydroxy-2′-isopropylergotaman-3′,6′,18-trione

β-Ergocryptine

β-Ergokryptine