Try searching for...
SCFBio, IIT Delhi
Formula: C20H29NO7 | Mol. Weight: 395.40 g/mol
IUPAC: [(1R,4R,6R,7S,17R)-4-ethyl-4-hydroxy-6,7-dimethyl-3,8-dioxo-2,9-dioxa-14-azatricyclo[9.5.1.014,17]heptadec-11-en-7-yl] acetate
CCC1(CC(C(C(=O)OCC2=CCN3C2C(CC3)OC1=O)(C)OC(=O)C)C)O