Lanosulin

FUMITREMORGENB

fumitremorgin B

(5aR)-1,2,3,5a,6,11,12,14aβ-Octahydro-5aβ,6β-dihydroxy-9-methoxy-11-(3-methyl-2-butenyl)-12α-(2-methyl-1-propenyl)-5H,14H-pyrrolo[1'',2'':4',5']pyrazino[1',2':1,6]pyrido[3,4-b]indole-5,14-dione