Ju-Tao Wangab, Zong-Hui Maa, Guo-Kai Wangab, Feng-Qing Xuab, Yang Yucd, Gang Wangab, Dai-Yin Pengab* & Jin-Song Liuab*a School of Pharmacy, Anhui University of Chinese Medicine, Anhui Key Laboratory of Modern Chinese Materia Medica, Hefei, China; b Synergetic Innovation Center of Anhui Authentic Chinese Medicine Quality Improvement, Hefei, China; c State Key Laboratory of Phytochemistry and Plant Resources in West China, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming, China; d University of Chinese Academy of Sciences, Beijing, China