参考文献

Mattson, Ronald J; Catt, John D; Sloan, Charles P; Gao; Carter, Richard B; Gentile, Anthony; Mahle, Cathy D; Matos, F Fatima; McGovern, Rachel; VanderMaelen, Cam P; Yocca, Frank D Bioorganic and medicinal chemistry letters, 2003 , vol. 13, # 2 p. 285 - 288