Formula: C22H22O10 | Mol. Weight: 446.40 g/mol
IUPAC: 2-[(1S,7S,9R,16R,18R,19R)-1,3,14,19-tetrahydroxy-7,18-dimethyl-5,12-dioxo-8,17-dioxapentacyclo[14.2.2.02,15.04,13.06,11]icosa-2(15),3,6(11),13-tetraen-9-yl]acetic acid
CC1C2=C(CC(O1)CC(=O)O)C(=O)C3=C(C4=C(C(=C3C2=O)O)C5(C(OC4CC5O)C)O)O