PR-1388

Oidiolactone A

(17S)-6β,17-Dihydroxy-17-methoxy-7α,8α-epoxy-12-des(1-methylpropyl)labda-9(11)-ene-12,19-dioic acid 12,17:19,6-bislactone

(1aS,2S)-5b,6,7,8,8a,8bβ,10aβ,10bα-Octahydro-2β-methoxy-5bα,8aβ-dimethyl-4H,9H-furo[2',3',4':4,5]oxireno[2,3]naphtho[2,1-c]pyran-4,9-dione

(3aS)-3aβ,10bα-Dimethyl-7β-methoxy-2,3,3a,5aβ,6,6a,7,9,10b,10cβ-decahydro-6β,6aβ-epoxy-1H,4H-furo[2',3',4':4,5]naphtho[2,1-c]pyran-4,9-dione