IUPAC:(1S,4E,7S,9R)-4-[(1H-imidazol-4-yl)methylidene]-9-(2-methylbut-3-en-2-yl)-2,5,16-triazatetracyclo[7.7.0.0^{2,7}.0^{10,15}]hexadeca-10(15),11,13-triene-3,6-dione
IUPAC:(1S,4E,7S,9R)-4-[(1H-imidazol-4-yl)methylidene]-9-(2-methylbut-3-en-2-yl)-2,5,16-triazatetracyclo[7.7.0.0^{2,7}.0^{10,15}]hexadeca-10(15),11,13-triene-3,6-dione