Porphyrins in 1,3-Dipolar Cycloadditions with Sugar Azomethine Ylides. Synthesis of Pyrrolidinoporphyrin Glycoconjugates - Silva, Ana M G; Tomé, Augusto C; Neves, Maria G P M S; Cavaleiro, José A S; Perrone, Daniela; Dondoni, Alessandro (Synlett, 2005)