1. Facultad
de Química y Biología, Universidad de Santiago de Chile, Casilla 40, Correo 33, Santiago, Chile
2. Max Planck Institut für Chemische Energiekonversion, Stifstr 34-36, D-45470 Mülheim an der Ruhr, Germany
3. Bulgarian
Academy of Sciences, Institute of General and Inorganic Chemistry, Akad. Georgi Bontchev Street 11, 1113 Sofia, Bulgaria