Formula: C25H28O14 | Mol. Weight: 552.50 g/mol
IUPAC: 1-hydroxy-7-methoxy-3-[(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=CC2=C(C=C1)OC3=CC(=CC(=C3C2=O)O)OC4C(C(C(C(O4)COC5C(C(C(CO5)O)O)O)O)O)O