Formula: C28H36O4 | Mol. Weight: 436.60 g/mol
IUPAC: (1R,5R,8R)-8-[(8S,9S,10R,13S,14S,17R)-10,13-dimethyl-1-oxo-4,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-17-yl]-5-methyl-4-methylidene-2,6-dioxabicyclo[3.3.1]nonan-3-one
CC12CCC3C(C1CCC2C4COC5(CC4OC(=O)C5=C)C)CC=C6C3(C(=O)C=CC6)C