1. Natural Products Research Institute, College of Pharmacy, Seoul National University, Seoul 08826, Republic of Korea
2. Molecular Mechanism of Antibiotics, Division of Life Science, Division of Bio & Medical Big Data Department (BK4 Program), Research Institute of Life Science, Gyeongsang National University, Jinju, Gyeongnam 52828, Republic of Korea
3. Department of Chemistry and Nanoscience, Ewha Womans University, Seoul 03760, Republic of Korea
4. Research Institute of Pharmaceutical Sciences, College of Pharmacy, Seoul National University, Seoul 08826, Republic of Korea