1. Department of Applied Chemistry, Providence University, 200, Sec. 7, Taiwan Boulevard, Shalu Dist., Taichung City 43301, Taiwan
2. Department of Cosmetic Science, Providence University, 200, Sec. 7, Taiwan Boulevard, Shalu Dist., Taichung City 43301, Taiwan
3. Department of Chemistry, National Chung Hsing University, 145 Xingda Rd., South Dist., Taichung City40227, Taiwan