1. Department of Pharmacy, The First Affiliated Hospital of Anhui University of Chinese Medicine, Hefei, Anhui 230031, P.R. China
2. College of Chemistry and Material Engineering, Chaohu University, Hefei, Anhui 230031, P.R. China
3. Department of Urology, The First Affiliated Hospital of Anhui University of Chinese Medicine, Hefei, Anhui 230031, P.R. China