1. Department
of Chemistry, National Cheng Kung University, No. 1 Ta-Hsueh Road, 70101 Tainan, Taiwan
2. Department
of Chemistry, National Taiwan University, No. 1, Sec. 4, Roosevelt Road, 10617 Taipei, Taiwan
3. Department
of Applied Chemistry, National Chi Nan University, No. 1 University Road, 54561 Puli, Nantou, Taiwan