Formula: C21H30O7 | Mol. Weight: 394.50 g/mol
IUPAC: (1R,2S,7R,9R,13R,14S,15S,16S,17S)-13,16-dihydroxy-4,15-dimethoxy-2,14,17-trimethyl-10-oxatetracyclo[7.7.1.02,7.013,17]heptadec-4-ene-3,11-dione
CC1C(C(C2C3(C(CC=C(C3=O)OC)CC4C2(C1(CC(=O)O4)O)C)C)O)OC