[1] Univ Fed Fluminense, Dept Quim Organ, Inst Quim, BR-24020141 Niteroi, RJ, Brazil
[2] Univ Fed Rio de Janeiro, Lab Biol Mol Virus, Inst Biofis Carlos Chagas Filho, CCS, BR-21949900 Rio De Janeiro, Brazil
[3] FAR MANGUINHOS, BR-21041250 Rio De Janeiro, Brazil
[4] Univ Aberdeen, Dept Chem, Old Aberdeen AB24 3UE, Scotland
[5] Fiocruz MS, CDTS, BR-21040900 Rio De Janeiro, Brazil
[6] Univ Texas San Antonio, Dept Chem, San Antonio, TX 78248 USA