IUPAC:3-(2-{[6-(2-carboxyethyl)-7,11-dimethyl-12-oxo-4,13-diazatricyclo[8.3.0.0^{3,7}]trideca-1,3,5,9-tetraen-5-yl]methyl}-5-[(4-ethenyl-3-methyl-5-oxo-2,5-dihydro-1H-pyrrol-2-ylidene)methyl]-4-methyl-1H-pyrrol-3-yl)propanoic acid
IUPAC:3-(2-{[6-(2-carboxyethyl)-7,11-dimethyl-12-oxo-4,13-diazatricyclo[8.3.0.0^{3,7}]trideca-1,3,5,9-tetraen-5-yl]methyl}-5-[(4-ethenyl-3-methyl-5-oxo-2,5-dihydro-1H-pyrrol-2-ylidene)methyl]-4-methyl-1H-pyrrol-3-yl)propanoic acid