1H-Benzimidazole, 2-phenyl- 2-Phenyl-1H-benzimidazole 2-Phenylbenzimidazole 5-23-08-00437 (Beilstein Handbook Reference) 716-79-0 BENZIMIDAZOLE, 2-PHENYL- BRN 0007087 EINECS 211-939-2 Gainex NSC 251956 Phenizidole Phenzidol Phenzidole