1. CAS Key Laboratory of Biogeography and Bioresource in Arid Land, Xinjiang Institute of Ecology and GeographyChinese Academy of Sciences Urumqi 830011 P. R. China
2. Ministry of Education Key Laboratory of Xinjiang Phytomedicine Resource Utilization, College of Life SciencesShihezi University Shihezi 832003 P. R. China
3. Institute of Chemistry of Plant Substances of the Academy of Sciences of the Republic of Uzbekistan 77, M. ULugbek St. Tashkent 100170 Uzbekistan
4. Shandong Provincial Key Laboratory of Water and Soil Conservation and Environmental Protection, College of Resources and EnvironmentLinyi University Linyi 276000 P. R. China
5. University of Chinese Academy of Sciences Beijing 100049 P. R. China