4"-and 4'-alkylthio avermectin derivatives
4"-Deoxy-4-N-methylamino avermectin Bla/Blb
4"-deoxyerythromycin derivatives
4"-deoxyerythromycin derivatives
4′-c-substituted-2-haloadenosine derivative
4′-Substituted nucleoside derivatives as inhibitors...
4′-substituted nucleoside derivatives as inhibitors...
4′-substituted nucleoside derivatives as inhibitors...
4′-thio-L-xyloy furanosyl nucleosides, precursors...
4″-deoxy-4″-(S)-amido avermectin derivatives
4″-Deoxy-4″-(s)-amino avermectin derivatives
4″-substituted-9-deoxo-9a-aza-9a-homoerythromycin A...
4'-substituted leucomycins
4′-C-ethynyl purine nucleoside compounds
4′-C-ethynyl pyrimidine nucleosides and pharmaceutical...
4′-O-substituted tylosin analogs
4′-substituted nucleoside derivatives as inhibitors of...
4″-substituted-9-deoxo-9a-aza-9a homoerythromycin a...
4'-Deschlororebeccamycin pharmaceutical composition and method o
4'-substituted nucleosides