IUPAC: (1S,9S,10R,12S,13S,18R)-1-hydroxy-8,8,13-trimethyl-16-[(1R)-1-[(2R)-5-methyl-6-oxo-3,6-dihydro-2H-pyran-2-yl]ethyl]-17-methylidene-6-oxo-7-oxatetracyclo[10.7.0.0^{3,9}.0^{13,18}]nonadeca-2,4,15-trien-10-yl acetate

SMILES: C[C@@H]([C@H]1CC=C(C)C(=O)O1)C1=CC[C@@]2(C)[C@@H](C[C@]3(O)C=C4C=CC(=O)OC(C)(C)[C@@H]4[C@@H](C[C@@H]23)OC(C)=O)C1=C |c:22,t:4,11,20|