1 School of Medicine of the International University of Ecuador, Quito, Ecuador. Electronic address: dra.gzambrano@gmail.com.
2 Institute for Natural Product Research and Infection Biology Friedrich-Schiller University Jena, Jena, Germany; Leibniz Institute for Natural Product Research and Infection Biology, Germany.
3 Faculty of Medicine of the Pontifical Catholic University of Ecuador, Quito, Ecuador.
4 Medical Graduate of the Faculty of Medicine of the Evandro Chagas University Rio de Janeiro, Rio de Janeiro, Brazil.