1. Department of Chemistry, Can Tho University, Can Tho 900000, Vietnam
2. Computational Chemistry Research Group, Ton Duc Thang University, Ho Chi Minh City 700000, Vietnam
3. Faculty of Applied Sciences, Ton Duc Thang University, Ho Chi Minh City 700000, Vietnam
4. Department of Physics, Can Tho University, Can Tho 900000, Vietnam