1. Department
of Chemistry and Biochemistry, Queens College—CUNY, Flushing, New York 11367, United States
2. Department
of Chemistry, U-60, University of Connecticut, 55 N. Eagleville Rd., Storrs, Connecticut 06269-3060, United States
3. Department
of Cell Biology, University of Connecticut Health Center, Farmington, Connecticut, United States
4. School
of Chemistry, National University of Ireland at Galway, Galway, Ireland