1. V. Lashkaryov Institute of Semiconductor Physics NAS of Ukraine, pr. Nauki 41, 03028 Kyiv, Ukraine
2. Graduate School of Organic Materials Science, Yamagata University, Jonan 4-3-16, Yonezawa 992-8510, Japan
3. Institute of Organic Chemistry NAS of Ukraine, 5 Murmanska Str., 02660 Kyiv, Ukraine
4. Chemistry Department, University of Bari, via Orabona 4, 70125 Bari, Italy
5. CNR-Institute for Chemical and Physical Process, SS Bari, via Orabona 4, 70125 Bari, Italy