label: N-(5-isothiocyanato-2-phenylindol-3-ylglyoxyl)-N'-(7-nitrobenz-2-oxa-1,3-diazol-4-yl)-1,6-diaminohexane
label_lc: n-(5-isothiocyanato-2-phenylindol-3-ylglyoxyl)-n'-(7-nitrobenz-2-oxa-1,3-diazol-4-yl)-1,6-diaminohexane