Try searching for...
SCFBio, IIT Delhi
Formula: C21H36O7 | Mol. Weight: 400.50 g/mol
IUPAC: (1S,2S,5S,8R,9R,12S,14R)-8-hydroxy-5-[(2R)-2-hydroxybutyl]-2,9,12-trimethyl-4,11,17-trioxabicyclo[12.2.1]heptadecane-3,10-dione
CCC(CC1CCC(C(C(=O)OC(CC2CCC(O2)C(C(=O)O1)C)C)C)O)O