1. CompuNet; Istituto Italiano di Tecnologia; Via Morego 30 16163 Genoa Italy
2. Institute of Organic Chemistry with Centre of Phytochemistry; Bulgarian Academy of Sciences; Acad. G. Bonchev str., bl. 9 1113 Sofia Bulgaria
3. PSL Research University; Institut de Recherche de Chimie Paris IRCP; CNRS-Chimie ParisTech; 11 rue Pierre et Marie Curie 75005 Paris France
4. Institut Universitaire de France; 103 Boulevard Saint Michel 75005 Paris France