1. Department
of Marine Biotechnology and Resources, National Sun Yat-sen University, Kaohsiung 804, Taiwan
2. Graduate
Institute of Natural Products, Chang Gung University, Taoyuan 333, Taiwan
3. Department
of Medicinal and Applied Chemistry, Kaohsiung Medical University, Kaohsiung 807, Taiwan
4. Institute
of Oceanography, National Taiwan University, Taipei 106, Taiwan
5. Institute
of Natural Products, Kaohsiung Medical University, Kaohsiung 807, Taiwan
6. Department
of Medical Research, China Medical University Hospital, China Medical University, Taichung 402, Taiwan