Unexpected results in the reaction of 5'-tosyl TSAO-m3T with amines - Chamorro, C.; Velázquez, S.; Jimeno, M.L.; Pérez-Pérez, M.J.; Lobatón, E.; Tuñón, V.; Esteban-Gamboa, A.; Gago, F.; De Clercq, E.; Balzarini, J.; Camarasa, M.J.; San-Félix, A. (Nucleosides and Nucleotides, 1999)