[1] Kuwait Univ, Dept Chem, Safat 13060, Kuwait
[2] Charles Univ Prague, Fac Pharm Hradec Kralove, Dept Biochem Sci, Hradec Kralove 50005, Czech Republic
[3] Charles Univ Prague, Fac Pharm Hradec Kralove, Dept Biophys & Phys Chem, Hradec Kralove 50005, Czech Republic
[4] Acad Sci Czech Republic, J Heyrovsky Inst Phys Chem, Vvi, CR-18223 Prague 8, Czech Republic
[5] Charles Univ Prague, Fac Med Hradec Kralove, Dept Med Biol & Genet, Hradec Kralove 50005, Czech Republic
[6] Charles Univ Prague, Fac Pharm Hradec Kralove, Dept Pharmaceut Chem & Drug Control, Hradec Kralove 50005, Czech Republic