Try searching for...
SCFBio, IIT Delhi
Formula: C21H30O8 | Mol. Weight: 410.50 g/mol
IUPAC: 6-(2-hydroxyethyl)-2,2,5,7-tetramethyl-4-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-3H-inden-1-one
CC1=C(C(=C(C2=C1C(=O)C(C2)(C)C)OC3C(C(C(C(O3)CO)O)O)O)C)CCO