79256-84-1

(3S,3aR,4aR,5R,6R,9aS)-5-hydroxy-3,5,8-trimethyl-2,9-dioxo-2,3,3a,4,4a,5,6,7,9,9a-decahydroazuleno[6,5-b]furan-6-yl (2Z)-2-methylbut-2-enoate