Affiliation: | (1) Center for Heterocyclic Compounds, Department of Chemistry, University of Florida, Gainesville, FL 32611, USA;(2) Department of Chemistry, University of Tartu, 2 Jakobi Street, Tartu, 51014, Estonia;(3) Department of Chemistry, Tallinn University of Technology, Ehitajate tee 5, Tallinn, 19086, Estonia |