1. Department of Chemistry; National Cheng Kung University; Tainan Taiwan, R.O.C.
2. Department of Medicinal and Applied Chemistry; Kaohsiung Medical University; Kaohsiung Taiwan, R.O.C.
3. Department of Medical Research; Kaohsiung Medical University Hospital; Kaohsiung Taiwan, R.O.C.
4. Department of Chemistry; National Sun Yat-sen University; Kaohsiung Taiwan, R.O.C.