1H-benzimidazol-5-amine, 2-methyl-N,1-diphenyl- 2-methyl-N,1-diphenyl-1H-benzimidazol-5-amine InChI=1/C20H17N3/c1-15-21-19-14-17(22-16-8-4-2-5-9-16)12-13-20(19)23(15)18-10-6-3-7-11-18/h2-14,22H,1H