IUPAC: (1S,7R,8S,9S,10R,12S)-7,8-dihydroxy-4,9-dimethyl-13-methylidene-6-oxatetracyclo[7.4.0.0^{3,7}.0^{10,12}]tridec-3-en-5-one

SMILES: CC1=C2C[C@H]3C(=C)[C@H]4C[C@H]4[C@]3(C)[C@H](O)[C@]2(O)OC1=O |c:1|