1. Department
of Chemistry, Quy Nhon University, 590000 Quy Nhon, Vietnam
2. Department
of Chemistry, KU Leuven, Celestijnenlaan 200F, B-3001 Leuven, Belgium
3. Computational
Chemistry Research Group, Ton Duc Thang University, 700000 Ho Chi Minh City, Vietnam
4. Faculty of Applied Sciences, Ton Duc Thang University, 700000 Ho Chi Minh City, Vietnam