1. Department
of Organic Chemistry, Kaunas University of Technology, Radvilenu
pl. 19, Kaunas 50254, Lithuania
2. BASF SE, Carl-Bosch-Strasse
38, Ludwigshafen 67056, Germany
3. Department
of Solid State Electronics, Vilnius University, Sauletekio 9, Vilnius 10222, Lithuania