About the Authors

Rafaela T. P. Sant'Anna

Affiliation Instituto de Química, Universidade Federal do Rio de Janeiro, Rio de Janeiro, RJ, Brazil

Roberto B. Faria

faria@iq.ufrj.br

Affiliation Instituto de Química, Universidade Federal do Rio de Janeiro, Rio de Janeiro, RJ, Brazil

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RTPS RBF. Performed the experiments: RTPS. Analyzed the data: RTPS RBF. Contributed reagents/materials/analysis tools: RBF. Wrote the paper: RTPS RBF.