4,4-dichloro-2-(1,3-dihydro-2H-benzimidazol-2-ylidene)-3-oxobutanenitrile InChI=1/C11H7Cl2N3O/c12-10(13)9(17)6(5-14)11-15-7-3-1-2-4-8(7)16-11/h1-4,10,15-16 butanenitrile, 4,4-dichloro-2-(1,3-dihydro-2H-benzimidazol-2-ylidene)-3-oxo-