. "4-(5-(5-(4-Methylpiperazin-1-yl)benzimidazol-2- yl)benzimidazol-2-yl)phenol"@en . . . "C0019832" . "Bisbenzimidazole"@en . "Pibenzimol"@en . . "D006690" . . "Bisbenzimidazole"@en . .