1 NQE 2-[(1,3-dimethyl-2-oxidanylidene-benzimidazol-5-yl)amino]pyridine-3-carbonitrile 1.000 2 NQK 2-chloranyl-4-[(1,3-dimethyl-2-oxidanylidene-benzimidazol-5-yl)amino]pyridine-3-carbonitrile 0.720