1. Institute of Natural Products Chemistry,
Vietnam Academy of Science and Technology (VAST), 18-Hoang Quoc Viet, Cau Giay, Hanoi, Vietnam
2. Technical Department of Vinhphuc Police, Vinh Yen, Vinh Phuc, Vietnam
3. School of
Chemical Engineering, Hanoi University of Science and Technology, No.1, Dai Co Viet, Hai Ba Trung, Hanoi, Vietnam
4. Pharmaceutical Chemistry and Pharmaceutical Technology Application Joint Stock Company, 45/24 Dien Bien Phu,
Ngo Quyen, Haiphong, Vietnam