1. Department of Organic Chemistry, Kaunas University of Technology, Radvilenu pl. 19, Kaunas LT-50254, Lithuania
2. Department of Molecular Compound Physics, Centre for Physical Sciences and Technology, Saulėtekio Avenue 3, Vilnius LT-10257, Lithuania
3. Institute of Chemical Physics, Faculty of Physics, Vilnius University, Sauletekio al. 3, Vilnius 10257, Lithuania