4-(Benzoyl((cyclopentyl(4,5-dihydro-1H-imidazol-2-yl)amino)methyl)amino)butyric acid 81186-21-2 BUTYRIC ACID, 4-(BENZOYL((CYCLOPENTYL(4,5-DIHYDRO-1H-IMIDAZOL-2-YL)AMINO)METHYL) Butyric acid, 4-(benzoyl((cyclopentyl(4,5-dihydro-1H-imidazol-2-yl)amino)methyl)amino)-