1. Department
of Chemistry, National University of Singapore, 3 Science Drive 3, 117543 Singapore
2. NUS Graduate School
of Integrative Sciences and Engineering, Singapore
3. U1113 INSERM, 3 Avenue Molière, Strasbourg 67200, France
4. Université de Strasbourg, Strasbourg, France
5. Department
of Pharmacy, National University of Singapore, 18 Science Drive 4, 117543 Singapore