1. Department of Industrial Chemistry “Toso Montanari”
2. University of Bologna
3. 40136-Bologna
4. Italy
5. Dipartimento di Chimica e Tecnologie Del Farmaco
6. Sapienza Università di Roma
7. 00185 Roma
8. Faculty of Education
9. Room 426
10. University of the Ryukyus
11. Okinawa 903-0213
12. Japan