3-Vinyl-7.beta.-(2,2-disubstituted acetamido)-cephalosporins

3-[(.alpha.-Substituted-benzyl]-2,3,dihydr othiazolo[3,2-a][1,3]

3-[(4-Chromanylidene)amino]-2-oxazolidinones

3-[(5-nitro-2-imidazolyl)pyrazol-5-yl]oxamic acid derivatives

3-[(Chlorophenylsulfonyl)methyl]-1,2,4-oxadiazole-5-carboxylic a

3-[(S)-1'-phenylethylamino]propylaminobleomycin, non-toxic salt

3-[(S)-1'-Phenylethylamino]propylaminobleomycin, non-toxic salt

3-[1-Hydroxy-2-(3- or 4-hydroxypiperidino)ethyl]-5-phenylisoxazo

3-[1-Hydroxyethyl]-4-carboxymethyl-azetidin-2-one

3-[2-(4-Anisidino)phenyl]-1-phenyl-1-propiophenones and propanol

3-[2-(Azabicyclo) ethyl]-1,2,3,4-tetrahydro-5H-[1]benzopyrano[3,

3-[2-(Dialkylamino)ethyl]-2-(benzyl)indoles

3-[3',4'-Dichloro-6'-alkyl-phenyl]-.DELTA..sup.2 -pyrazoline der

3-[4-(Disubstituted-amino)phenyl]-3-(diphenylamino)phthalides

3-[5-(4-Nitrophenyl)furfurylamino)]-1,2-propanediol hydrochlorid

3-[N'-(3-Halopropyl)-N-'-methylamino]-N,N,N-trimethyl-1-propanam

3-[Substituted-2-(methylamino) phenyl]-4-[2-oxo-2-(hetero-cyclic

3-[[(2,3-Dihydro-1H-indol-2-yl)carbonyl]thio]propanoic (and acet

3-[[(4-Aminophenyl)sulfonyl]amino]-N-[diaminophosphinyl]-benzami

3.alpha.,5.alpha.-Cyclo-6.beta.-alkoxy-.alpha..sup.22 -bis-nor c