Formula: C20H26O7 | Mol. Weight: 378.40 g/mol
IUPAC: (1S,2R,3R,5S,8R,9S,10S,11S,16S,17R)-3,16,17-trihydroxy-11-methyl-6-methylidene-12-oxo-13-oxapentacyclo[9.3.3.15,8.01,10.02,8]octadecane-9-carboxylic acid
CC12C3C(C45CC(CC(C4C3(CC(C1O)O)COC2=O)O)C(=C)C5)C(=O)O