[1] Univ Fed Pernambuco, Dept Quim Fundamental, CCEN, Recife, PE, Brazil
[2] Univ Fed Pernambuco, Dept Antibiot CB, Recife, PE, Brazil
[3] Univ Fed Alagoas, Inst Quim & Biotecnol, Maceio, AL, Brazil
[4] Univ Fed Campina Grande, Ctr Educ & Saude, Cuite, PB, Brazil
[5] Univ Fed Pernambuco, Dept de Fisiol & Farmacol CB, Recife, PE, Brazil