Formula: C23H30O5 | Mol. Weight: 386.50 g/mol
IUPAC: (1S,3R,12R,13S)-7,9-dihydroxy-13,14,14-trimethyl-8-(3-methylbutanoyl)-4-oxatetracyclo[10.2.1.03,13.05,10]pentadeca-5,7,9-triene-6-carbaldehyde
CC(C)CC(=O)C1=C(C(=C2C(=C1O)CC3CC4CC(C3(C4(C)C)C)O2)C=O)O