7-[2-[(Substituted benzoyl]amino]acetamido]cephalosporins

7-[2-[.omega.-(1,3-Dit hiolan-2-imino)substituted]-acetylamino]c

7-[2-[4-(6-fluoro-3-methyl-1,2-benzisoxazol-5-yl)-1-piperazi...

7-[3-Substituted isoxazol-5-yl]-acetamido-cephalosporanic acids

7-[4-(substituted amino)-2-butynl]benzo[B]pyrrolo[3,2,1-JK]-[1,4

7-[5-N-(n-Butoxyethoxy carbonyl and 2-chloroethoxy carbonyl)-ami

7-[5-Oxo-3-hydroxy-2-(3-substituted)-3-hydroxypropyl)-1- cyclope

7-[Amino or carboxy substituted oxyimino]-3-[amino or alkoxy sub

7-[carboxyakyl or alkenyl]-6-[alkyl or alkenyl]3-oxo-2,4-dioxobi

7-[carboxyalkyl or alkenyl]-6-[alkyl or alkenyl]3-oxo-2,4-dioxob

7-[D-(.alpha.-amino-.alpha.-phenyl-, 2-thienyl- and 3-thienylace

7-[D-.alpha.-(4-Hydroxy-1,5-naphthyridine-3-carboxamido)-.alpha.

7-[D.alpha.-(Coumarin-3-carboxamido)arylacetamido]-cephalosporan

7-[substituted imino-2-(2-aminothiazol-4-yl)-acetamido]-3(2,2-di

7-[Substituted oximinoacetamido]-3-[hydroxy alkyltetrazolo]cepha

7-[Sulfomethyl)phenyl]acetamidocephalosporin derivatives

7-[[3-(aminomethyl)-3-alkyl]-1-pyrrolidinyl]-quinoline-carboxyli

7-[[Amino(1,3-dihydrobenzo[c]thienyl)acetyl]amino]cephalosporin

7-{3-Hydroxy-2-[4-hydroxy-4-(lower alkyl)-trans-1-octen-1-yl]-5-

7-{3-Hydroxy-2.beta.-[4-hydroxy-4-(lower alkyl)-trans-1-octen-1-