The IQCC will be organizing a special one-day symposium on Friday October 21 in the afternoon (Aula Magna, Fac. Ciències UdG, 15.30-20.00h), with three internationally renowned speakers in the field of supramolecular chemistry. In supramolecular chemistry the chemical systems are built up from molecular subunits that are held together by non-covalent interactions. These may be weak