1. Interdisciplinary Centre for Mathematical and Computational Modelling; University of Warsaw; Pawińskiego 5a Warsaw 02-106 Poland
2. Faculty of Chemistry; University of Wrocław; Joliot-Curie 14 Wrocław 50-383 Poland
3. Department of X-Ray Diffraction Studies and Quantum Chemistry; SSI Institute for Single Crystals, National Academy of Science of Ukraine; 60 Lenona Avenue Kharkiv 61001 Ukraine