Formula: C20H28O9 | Mol. Weight: 412.40 g/mol
IUPAC: (1R,2S,3S,7R,9R,12R,13R,14S,15R,16R,17S)-3,7,12,13,15,16-hexahydroxy-2,6,14,17-tetramethyl-10-oxatetracyclo[7.7.1.02,7.013,17]heptadec-5-ene-4,11-dione
CC1C(C(C2C3(C1(C(C(=O)OC3CC4(C2(C(C(=O)C=C4C)O)C)O)O)O)C)O)O