Formula: C21H28O7 | Mol. Weight: 392.40 g/mol
IUPAC: [(1R,2S,4S,6S,8S,9Z,11S)-8-acetyloxy-4,9-dimethyl-14-methylidene-13-oxo-5,12-dioxatricyclo[9.3.0.04,6]tetradec-9-en-2-yl] 2-methylpropanoate
CC1=CC2C(C(CC3(C(O3)CC1OC(=O)C)C)OC(=O)C(C)C)C(=C)C(=O)O2