Alan R. Katritzky - Univ Florida, Dept Chem, Ctr Heterocycl Cpds, Gainesville, FL 32611 USA
Prabhu P. Mohapatra - Univ Florida, Dept Chem, Ctr Heterocycl Cpds, Gainesville, FL 32611 USA
Longchuan Huang - Univ Florida, Dept Chem, Ctr Heterocycl Cpds, Gainesville, FL 32611 USA