7-acylamino-3-heteroarylthio-3-cephem carboxylic acid...
7-acylamino-3-substituted cephalosporanic acid derivatives
7-acylamino-3-substituted cephalosporanic acid derivatives
7-Acylamino-3-substituted cephalosporanic acid derivatives and p
7-Acylamino-3-substituted cephalosporanic acid derivatives and p
7-Acylamino-3-vinylcephalosporanic acid derivatives and processe
7-Acylamino-3-[1-(2,3-dihydroxypropyl)tetrazole-5-ylthiomethyl]-
7-Acylamino-3-[1-(2-sulfamidoethyl)tetrazol-5-ylthiomethyl]-3- c
7-Acylamino-3-[1-[2-(carboxymethylamino]ethyl) tetrazol-5-ylthio
7-Acylamino-3-[[3-(carboxymethyl)thio-1H-1,2,4-triazol-5-yl]thio
7-Acylamino-8-oxo-3-oxa-1-azabicyclo[4.2.0]octane-2-carboxylic a
7-Acylaminocephalosporanic acid derivatives
7-Acylaminocephalosporanic acid derivatives
7-acylaminocephalosporanic acid derivatives and processes for th
7-Alkyl and cycloalkyl-substituted imidazotriazinones
7-alkyl- and cycloalkyl-substituted imidazotriazinones
7-alkyl-and cycloalkyl-substituted imidazotriazinones
7-alkylidene cephalosporanic acid derivatives and methods of usi
7-alkylidene cephalosporanic acid derivatives and methods of...
7-alkylidene cephalosporanic acid derivatives and methods of...