1-Methyl-5-Amino-1h-Benzimidazole-2-Butanoic Acid Ethyl Ester CAS 3543 -73-5

China 1-Methyl-5-Amino-1h-Benzimidazole-2-Butanoic Acid Ethyl Ester CAS 3543-73-5, Find details about China Chemical, 3543-73-5 from 1-Methyl-5-Amino-1h-Benzimidazole-2-Butanoic Acid Ethyl Ester CAS 3543-73-5