7-(Substituted methyl)-3-(substituted thio)-cephalosporins, deri
7-(substituted or unsubstituted amino) 3-substituted methyl-.sup
7-(Substituted)-7H-pyrrolo[3,2-f]quinazoline-1,3-diamines
7-(Substituted)-7H-pyrrolo[3,2-f]quinazoline-1,3-diamines
7-(Substituted)-7H-pyrrolo[3,2-f]quinazoline-1,3-diamines
7-(Substituted)-7H-pyrrolo[3.2-F]-quinazoline-1,3-diamines
7-(substituted)-8-(substituted)-9-(substitued amino)-6-demethyl-
7-(substituted)-8-(substituted)-9-(substituted amino)-6-demethyl
7-(substituted)-8-(substituted)-9-substituted amino)-6-demethyl-
7-(substituted)-8-(substituted)-9-[(substituted glycyl) amido]-6
7-(substituted)-8-(substituted)-9-[(substituted glycyl)amido]-6-
7-(substituted)-8-(substituted)-9-](substituted glycyl)amido]-6-
7-(substituted)-9-[(substituted glycyl)amido]-6-demethyl-6-deoxy
7-(substituted)-9-[(substituted glycyl)amido]-6-demethyl-6-deoxy
7-(substituted)-9-[(substituted glycyl)amido]-6-demethyl-6-deoxy
7-(substituted)-9-[(substituted glycyl)amido]-6-demethyl-6-deoxy
7-(substituted)amino)- 8-((substituted)carbonyl)-methylamino)-1-
7-(substituted)cycloalkylamino-1 -(substituted)-6-fluoro-1,4-dih
7-(substituted)piperaziny l-1-ethyl-6-fluoro-1,4-dihydro-4-oxo-3
7-(substituted-9-(substituted amino)-6-demethyl-6-deoxytetracycl