بنزاثين بنزيل بنسلين قياسي

N,N'-dibenzylethane-1,2-diamine;bis((2S,5R,6R)-3,3-dimethyl-7-oxo-6-[(2-phenylacetyl)amino]-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid); Benzathine Benzylpenicillin; N1,N2-Dibenzylethane-1,2-diamine bis((2S,5R,6R)-3,3-dimethyl-7-oxo-6-(2-phenylacetamido)-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate)