Journal: Letters in Organic Chemistry Volume: 11 Issue: 9 Year: 2014 Page: 639-642 Author(s): Tran Thu Huong,Nguyen Van Thong,Tran Thi Minh,Le Huyen Tram,Nguyen Tuan Anh,Ho Duc Cuong,Pham Van Cuong,Diep V. Ca