Molecular Formula: C20H28O4 Formula Weight: 332.43
ent-(3β,11E)-3,19-Dihydroxy-8(17),11,13-labdatrien-16,15-olide;3-[(1E)-2-[(1R,4aS,5R,6R,8aR)-Decahydro-6-hydroxy-5-(hydroxymethyl)-5,8a-dimethyl-2-methylene-1-naphthalenyl]ethenyl]- 2(5H)-furanone