Try searching for...
SCFBio, IIT Delhi
Formula: C20H20O8 | Mol. Weight: 388.40 g/mol
IUPAC: (2S,3R,4S,5S,6R)-2-(4,6-dihydroxyphenanthren-2-yl)oxy-6-(hydroxymethyl)oxane-3,4,5-triol
C1=CC2=CC(=CC(=C2C3=C1C=CC(=C3)O)O)OC4C(C(C(C(O4)CO)O)O)O