1. Department of Physics and Astronomy, Uppsala University, Box 516, SE-751 20 Uppsala, Sweden
2. International Research Center of Spectroscopy and Quantum Chemistry - IRC SQC, Siberian Federal University, 79 Svobodny pr., 660041 Krasnoyarsk, Russia
3. Division of Physical and Inorganic Chemistry, Institute of Non-ferrous Metals, Siberian Federal University, 79 Svobodny pr., 660041 Krasnoyarsk, Russia
4. Laboratory of Organic Electronics, Department of Science and Technology, Linköping University, 60174, Norrköping, Sweden
5. Department of Chemistry and Nanomaterials Science, Bohdan Khmelnytsky National University, 18031 Cherkasy, Ukraine