Affiliation: | a Institute of Organic and Physical Chemistry, Arbuzov Str. 8, 420083 Kazan, Tatarstan, Russia b Institute of Inorganic Chemistry and Structural Chemistry, Heinrich-Heine University of Düsseldorf, Universitätsstr. 1, D-40225, Düsseldorf,, Germany c Bruker-Franzen Analytik GmbH, Fahrenheitstr. 4, D-28359, Bremen, Germany |