1. State Key Laboratory of Natural Medicines and Jiangsu Key Laboratory of Drug Stability of BiopharmaceuticalsDepartment of PharmaceuticsChina Pharmaceutical University 24 Tongjiaxiang Nanjing 210009 China
2. Pharmaceutical R&D InstituteJiangsu Hengrui Medicine Co., Ltd No. 7 Kunlunshan Road, Lianyungang Eco and Tech Development Zone Lianyungang 222047 China