Formula: C26H30O16 | Mol. Weight: 598.50 g/mol
IUPAC: 1,8-dihydroxy-5,6-dimethoxy-2-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-[[(2S,3R,4S,5R)-3,4,5-trihydroxyoxan-2-yl]oxymethyl]oxan-2-yl]oxyxanthen-9-one
COC1=C(C2=C(C(=C1)O)C(=O)C3=C(O2)C=CC(=C3O)OC4C(C(C(C(O4)COC5C(C(C(CO5)O)O)O)O)O)O)OC