IUPAC:methyl 14-ethylidene-12-(hydroxymethyl)-1-oxo-1lambda5,10-diazatetracyclo[11.2.2.0^{3,11}.0^{4,9}]heptadeca-3(11),4,6,8-tetraene-12-carboxylate
IUPAC:methyl 14-ethylidene-12-(hydroxymethyl)-1-oxo-1lambda5,10-diazatetracyclo[11.2.2.0^{3,11}.0^{4,9}]heptadeca-3(11),4,6,8-tetraene-12-carboxylate