Formula: C21H22N2O4 | Mol. Weight: 366.40 g/mol
IUPAC: methyl (1S,10R,12S,19S)-12-ethenyl-4-hydroxy-9-oxo-8,16-diazapentacyclo[10.6.1.01,10.02,7.016,19]nonadeca-2(7),3,5,13-tetraene-10-carboxylate
COC(=O)C12CC3(C=CCN4C3C1(CC4)C5=C(C=CC(=C5)O)NC2=O)C=C