1. Institut
de Chimie Organique et Analytique, ICOA, Univ Orleans, CNRS UMR 7311, Rue de Chartres, BP 6759, 45067 Orleans, France
2. Department
of Pharmaceutical Chemistry, Faculty of Pharmacy, “Grigore T. Popa” University of Medicine and Pharmacy, No. 16 University Street, Iasi 700115, Romania