2-pentyl-1H-benzimidazole 2-amyl-1H-benzimidazole 5851-46-7 1H-Benzimidazole, 2-pentyl- BAS 00140065 STOCK2S-43692 ZINC02300276 2-n-Amylbenzimidazole 2-n-Pentylbenzimidazole 5-23-07-00048 (Beilstein Handbook Reference) BENZIMIDAZOLE, 2-PENTYL- BRN 0128302 2-Pentyl-1H-benzoimidazole