Formula: C25H28O14 | Mol. Weight: 552.50 g/mol
IUPAC: 1-hydroxy-3-methoxy-7-[(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=CC(=C2C(=C1)OC3=C(C2=O)C=C(C=C3)OC4C(C(C(C(O4)COC5C(C(C(CO5)O)O)O)O)O)O)O