1. A. M. Butlerov' Chemistry Institute of Kazan Federal University; 18 Kremlevskaya Street Kazan 420008 Russian Federation
2. Department of Nuclear Physics and Biophysics; Comenius University; Mlynska dolina F1 842 48 Bratislava Slovakia
3. OpenLab “DNA-Sensors” of Kazan Federal University; 18 Kremlevskaya Street Kazan 420008 Russian Federation