IUPAC:methyl (1S,14S,15E,18R)-15-ethylidene-18-(hydroxymethyl)-17-methyl-12-oxo-10,17-diazatetracyclo[12.3.1.0^{3,11}.0^{4,9}]octadeca-3(11),4,6,8-tetraene-18-carboxylate
IUPAC:methyl (1S,14S,15E,18R)-15-ethylidene-18-(hydroxymethyl)-17-methyl-12-oxo-10,17-diazatetracyclo[12.3.1.0^{3,11}.0^{4,9}]octadeca-3(11),4,6,8-tetraene-18-carboxylate