1. Shaanxi Key Laboratory of Economic Plant Resources Development and Utilization, College of Forestry, Northwest A&F University, Yangling, Shaanxi 712100, People’s Republic of China
2. College of Plant Protection, Northwest A&F University, Yangling, Shaanxi 712100, People’s Republic of China
3. Institute of Chemical Industry of Forest Products, Chinese Academy of Forestry, Nanjing, Jiangsu 210042, People’s Republic of China
4. Department of Chemistry and Biochemistry, University of Michigan-Flint, Flint, Michigan 48502, United States