Try searching for...
SCFBio, IIT Delhi
Formula: C15H20O6 | Mol. Weight: 296.31 g/mol
IUPAC: (2R,3S,5R,8R,10S,12R)-2,12-dihydroxy-5,10,15-trimethyl-4,9,13-trioxatetracyclo[10.3.0.03,5.08,10]pentadec-1(15)-en-14-one
CC1=C2C(C3C(O3)(CCC4C(O4)(CC2(OC1=O)O)C)C)O