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-

3-0-(.beta.-D-Glucuronopyranosyl)-soyasapogenol B

3-Alkoxyflavone antiviral agents

3-Amino-3-demethoxyfortimicins, pharmaceutical compositions ther

3-De-O-methyl-2-N-acyl and alkyl fortimicins A and B

3-Deazaadenosine as an inhibitor of adenosylhomocysteine hydrola

3-Demethoxyistamycin B, the 2"-N-formimidoyl derivative thereof

3.beta.-(.alpha.-L-althromethylosyl)-14.beta.-hydroxy-bufa-4,20,

3.beta.-(4-Oxo-.a lpha.-L-rhamnosyl)-.beta.-hydroxy-bufa-4,20,22