1. RNASA-IMEDIR,
Computer Science Faculty, University of A Coruña, 15071 A Coruña, Spain
2. Universidad Estatal Amazónica UEA, Puyo, Pastaza, Ecuador
3. Universidad Regional Autónoma de los Andes UNIANDES-Puyo, Puyo, Pastaza,Ecuador
4. Dept.
of Organic Chemistry II, University of the Basque Country UPV/EHU, 48940 Leioa, Biscay, Spain
5. IKERBASQUE, Basque Foundation for Science, 48011 Bilbao, Biscay, Spain