7-(Syn-.alpha.-alkoxy-iminofuryl)acetamido-3-(2-methyl-2,3-dihyd
7-(Syn-.alpha.-alkoxy-iminofurylacetamido-3-(2-carboxyalkyl-2,3-
7-.alpha. substituted imino 7-.beta. substituted thio cephalospo
7-.alpha.-Amino-substituted acylamino-3-(1-carboxymethyltetrazol
7-.alpha.-Methoxy cephalosporins
7-.alpha.-methoxycephalosporin derivatives, and antibacterial dr
7-.alpha.Hydrazinoacetamido derivatives of cephalosporanic
7-.beta.-Acylamido-3-carbamoyloxymethylceph-3-em-4-carboxylic ac
7-.beta.-Acylamino-ceph-3-ems and salts and esters therefor
7-.beta.-D-Arabinofuranosyl-7H-pyrrolo[2,3-d]pyrimidine compound
7-.beta.-D-Arabinofuranosyl-7H-pyrrolo[2,3-d]pyrimidine compound
7-.beta.-Ureidoacetamido-oxacephalosporins
7-.beta.-[D-2-Amino-2-(1,4-cyclo hexadienyl)-acetylamino]-3-Hal-
7-0-ethers of taxane derivatives
7-2-Indolyl acetamido cephalosporin derivatives
7-Acetoacetamidocephem compounds
7-Acetylspirobenzofuranone compound
7-Acyl-3-(carboxyalkyl and carbamoylalkyl substituted oxadiazoly
7-Acyl-3-(carboxyalkyl and carbamoylalkyl substituted oxadiazoly
7-acyl-3-(substituted carbamoyloxy) cephem compound