1. Department
of Pharmaceutical
Sciences, College of Pharmacy, University of Hawaii at Hilo, Hilo, Hawaii 96720, United States
2. Department of Pharmacy, Quaid-i-Azam University, Islamabad, 45320, Pakistan
3. Chemistry Department, University of Hawaii at Hilo, Hilo, Hawaii 96720-4091,
United States
4. Department
of Biochemistry, Quaid-i-Azam University, Islamabad, 45320, Pakistan