1. College of Pharmacy, Kyungpook National University, Daegu 41566, Republic of Korea
2. School of Pharmacy, Sungkyunkwan University, Suwon 16419, Republic of Korea
3. College of Pharmacy, Chonnam National University, Gwangju 61186, Republic of Korea
4. Department of Chemistry, Sungkyunkwan University, Suwon 16419, Republic of Korea
5. Shanghai Institute of Materia Medica, Chinese Academy of Sciences, Shanghai 201203, China