1. Department of Organic Technology, Kaunas University of Technology, Radvilenu pl. 19,
LT-50254, Kaunas, Lithuania
2. Department of Solid State Electronics, Vilnius University, Sauletekio al. 9, LT-2040, Vilnius,
Lithuania
3. Department of Chemistry, University of Leuven, Celestijnenlaan 200F, B-3001
Leuven, Belgium
4. Institute
of Chemistry, Academia Sinica, 128 Sec.
2 Academia Road, Taipei 115,
Taiwan