1. Department
of Organic Chemistry and Biochemistry, Ruđer Bošković Institute, Bijenička cesta 54, 10 000 Zagreb, Croatia
2. Department
of Molecular Medicine, Ruđer Bošković Institute, Bijenička
cesta 54, 10 000 Zagreb, Croatia
3. Department
of Chemistry, University of Victoria, Box 3065 Stn CSC, Victoria BC V8W 3V6, Canada