[1] Alexandru Ioan Cuza Univ, Dept Organ Chem, Fac Chem, Iasi 700506, Romania
[2] Univ Lille Nord France, F-59000 Lille, France
[3] UCLille, HEI, Lab Pharmacochim, EA GRIIOT 4481, F-59046 Lille, France
[4] Inst Chim Pharmaceut Albert Lespagnol, EA GRIIOT 4481, IFR114, F-59006 Lille, France
[5] CNRS, Ctr Rech Gif, Inst Chim Subst Nat, UPR 2301, F-91198 Gif Sur Yvette, France