IUPAC:(2S)-2-({[(1S)-1-carboxy-2-[(2-hydroxy-3,4-dioxocyclobut-1-en-1-yl)amino]ethyl]carbamoyl}amino)-6-(3-{[4-(8-{4-[(2-{[(5S)-5-carboxy-5-({[(1S)-1-carboxy-2-[(2-hydroxy-3,4-dioxocyclobut-1-en-1-yl)amino]ethyl]carbamoyl}amino)pentyl]carbamoyl}ethyl)(methyl)amino]phenyl}-5lambda4,11-dithia-4,6,10,12-tetraazatricyclo[7.3.0.0^{3,7}]dodeca-1(12),2,4,5,7,9-hexaen-2-yl)phenyl](methyl)amino}propanamido)hexanoic acid
IUPAC:(2S)-2-({[(1S)-1-carboxy-2-[(2-hydroxy-3,4-dioxocyclobut-1-en-1-yl)amino]ethyl]carbamoyl}amino)-6-(3-{[4-(8-{4-[(2-{[(5S)-5-carboxy-5-({[(1S)-1-carboxy-2-[(2-hydroxy-3,4-dioxocyclobut-1-en-1-yl)amino]ethyl]carbamoyl}amino)pentyl]carbamoyl}ethyl)(methyl)amino]phenyl}-5lambda4,11-dithia-4,6,10,12-tetraazatricyclo[7.3.0.0^{3,7}]dodeca-1(12),2,4,5,7,9-hexaen-2-yl)phenyl](methyl)amino}propanamido)hexanoic acid