2-Deoxy-2'-N-acyl and alkyl fortimicins A and B

2-Deoxy-3-O-Demethylfortimicins

2-Deoxyfortimicin A, 4-N-alkyl and 4-N-acyl-2-deoxyfortimicin B

2-Epi-fortimicin A and derivatives

2-N-acyl and alkyl 6-epi-fortimicin B and derivatives

2-Nitro-3-phenylbenzofuran alkanoic (or propenoic) acids

2-Substituted adenosine-5'-carboxylates in the treatment of angi

2-Substituted arabinofuranosyl nucleosides and nucleotides

2-Substituted-1H-benz[de]-isoquinoline-1,3(2H)-diones

2-Unsubstituted derivatives of 4,6-di-o-(aminoglycosyl)-1,3-diam

20-Amino tylosin derivatives and pharmaceutical compositions con

22-Hydroxy derivatives of C-076 compounds, pharmaceutical compos

23-Demycinosyltylosin compounds, pharmaceutical compositions and

23-Ester derivatives of DMT and method of using same

23-Keto derivatives of C-076 compounds

3",4"-Oxyallylene erythromycin and oleandomycin, composition and

3"-Deoxystreptomycin production thereof and pharmaceutical compo

3"-Epistreptomycin and its dihydro derivative, pharmaceutical co

3,4-Di thylamine cyclodextrin complexes

3,4-Dih ydroxy-N-[3-(4-dihydroxyphenyl)-1-methyl-n-propyl]-beta-