(C) 2014 Elsevier Limited. All legal rights reserved.Inches"A compilation of 2',3'-dideoxy-2',2'-difluoro-4'-azanucleosides associated with the two pyrimidine and purine nucleobases ended up synthesized in the efficient manner starting from commercially accessible L-pyroglutamic acidity by way of glycosylation regarding difluorinated pyrrolidine kind 15. A number of 4'-azanucleosides had been well