[1] Jinan Univ, Coll Pharm, Inst Tradit Chinese Med & Nat Prod, Guangzhou 510632, Guangdong, Peoples R China
[2] Guangdong Prov Key Lab Pharmacodynam Constituents, Guangzhou, Guangdong, Peoples R China
[3] China Pharmaceut Univ, Dept Phytochem, Nanjing 210009, Peoples R China
[4] Chinese Univ Hong Kong, Dept Biochem, Shatin, Hong Kong, Peoples R China
[5] Chinese Univ Hong Kong, Inst Chinese Med, Shatin, Hong Kong, Peoples R China