Try searching for...
SCFBio, IIT Delhi
Formula: C15H22N2O3 | Mol. Weight: 278.35 g/mol
IUPAC: (1R,2S,3R,9S,17S)-3-hydroxy-13-oxido-7-aza-13-azoniatetracyclo[7.7.1.02,7.013,17]heptadec-4-en-6-one
C1CC2CN3C(C4C2[N+](C1)(CCC4)[O-])C(C=CC3=O)O