title: N,N'-dibenzylethylenediamine penicillin: preparation and properties.
authors.forename: J L
authors.initials: JL
authors.lastname: SZABO
authors.forename: C D
authors.initials: CD
authors.lastname: EDWARDS
authors.forename: W F
authors.initials: WF
authors.lastname: BRUCE
mesh_terms: D005029:Ethylenediamines; D010406:Penicillins
chemical_list: D005029:Ethylenediamines; D010406:Penicillins; C010044:benzathine; C006414:penicillin N
keywords: PENICILLIN