1. Texas A&M University; Department of Chemistry; Corner of Ross and Spence Streets College Station TX 77842 USA
2. Cardiff University; School of Chemistry; Main Building, Park Place Cardiff CF10 3AT UK
3. EaStCHEM; School of Chemistry, University of St Andrews; St Andrews, Fife KY16 9ST UK
4. Baylor University; Department of Chemistry and Biochemistry; 101 Bagby Ave. Waco TX 76706 USA