1. Shandong
Province Key Laboratory of Life-Organic Analysis, Qufu Normal University, West Jingxuan Road no. 57, Qufu 273165, PR China
2. Key
Laboratory of Pharmaceutical Intermediates and Analysis of Natural
Medicine, Qufu Normal University, Qufu 273165, PR China
3. Key
Laboratory of Tibetan Medicine Research, Northwest Institute of Plateau
Biology, Chinese Academy of Science, Xining 810008, PR China