1. Department of Pharmaceutical and Bioengineering,
School of Chemical Engineering, Sichuan University, Chengdu 610065, P.R. China
2. Department of Chemistry, The Chinese University of Hong Kong, Shatin, Hong Kong
3. Department of Biomass
and Leather Engineering, Key Laboratory of Leather Chemistry and Engineering
of Ministry of Education, Sichuan University, Chengdu 610065, P.R. China