1 549 1-(propan-2-yl)-1h-benzimidazole-5-carboxylic acid 1.000 2 T6R 1-ethyl-1h-benzimidazole 0.733 3 C29 4-methyl-3,4-dihydro-2h-1,4-benzoxazine-7-carboxylic acid 0.706 4 2B8 (5r)-5-(3-aminopropyl)-1-propyl-4,5,6,7-tetrahydro-1h-benzimidazole-5-carboxylic acid 0.700