1. Department of Organic Chemistry, Faculty of Science, Palacký University Olomouc, 17. listopadu 1192/12, 77900 Olomouc, Czech Republic
2. Department of Experimental Biology, Faculty of Science, Palacký University Olomouc, Slechtitelu 27, 77900 Olomouc, Czech Republic
3. Laboratory of Growth Regulators, Institute of Experimental Botany of the Czech Academy of Sciences and Faculty of Science, Palacký University, Slechtitelu 27, Olomouc CZ-77900, Czech Republic
4. Laboratory of Growth Regulators, Institute of Experimental Botany of the Czech Academy of Science, Palacký University, Slechtitelu 27, 77900 Olomouc, Czech Republic
5. Department of Inorganic Chemistry, Faculty of Science, Palacký University Olomouc, 17. listopadu 1192/12, 77900 Olomouc, Czech Republic