Formula: C21H28O9 | Mol. Weight: 424.40 g/mol
IUPAC: (1R,9R,10R,12S,13R)-13-hydroxy-4,9-dimethyl-13-[[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxymethyl]-6-oxatetracyclo[7.4.0.03,7.010,12]trideca-3,7-dien-5-one
CC1=C2CC3C(C=C2OC1=O)(C4CC4C3(COC5C(C(C(C(O5)CO)O)O)O)O)C