1 Department of Criminal Science and Technology, Harbin Provincial Public Security Bureau, Harbin 150000, Heilongjiang, China.
2 Department of Forensic Analytical Toxicology, West China School of Basic Science and Forensic Medicine, Sichuan University, Chengdu 610041, Sichuan, China.
3 Department of Forensic Analytical Toxicology, West China School of Basic Science and Forensic Medicine, Sichuan University, Chengdu 610041, Sichuan, China. Electronic address: yeyiconan@163.com.