Try searching for...
SCFBio, IIT Delhi
Formula: C19H28O4 | Mol. Weight: 320.40 g/mol
IUPAC: (1R,2S,5R,9S,10S,13S,15S,16S)-15,16-dihydroxy-5-methyl-17-oxapentacyclo[14.2.1.01,13.02,10.05,9]nonadecan-7-one
CC12CCC3C(C1CC(=O)C2)CCC4C35CC(C(C4)O)(OC5)O