[1] INSA Rouen, F-76821 Mont St Aignan, France
[2] Univ Rouen, CNRS, UMR 6014, COBRA, F-76821 Mont St Aignan, France
[3] Univ Rouen, FR 3038, IRCOF, F-76821 Mont St Aignan, France
[4] Chim Paristech, Lab Charles Friedel, Ecole Natl Super Chim Paris, CNRS,UMR 7223, F-75231 Paris 05, France
[5] ENSICAEN, Lab Chim Mol & Thioorgan, CNRS, UMR 6507,INC3M,FR 3038, F-14050 Caen, France
[6] Univ Caen, F-14050 Caen, France