[1] [1] CUI F L, FAN J, LI W, et al. J. Pharmaceutical Biomedical Analysis, 2004, 34: 189.

[3] [3] CUI F L, CUI Y R, LUO H X, et al. J. Chin. Sci. Bull., 2006, 51(18): 2201.

[4] [4] CUI F L, FAN J, LI J P, et al. J. Bioorganic Medicinal Chem., 2004, 12: 151.

[5] [5] ZHANG H M, ZHU Z W, LI N Q, et al. Anal. Chem., 1999, 363(4): 408.

[7] [7] CUI F L, WANG J L, CUI Y R, et al. Anal. Chim. Acta, 2006, 571(2): 175.

[8] [8] Kumar R, Sharma N, Nath M, et al. J. Med. Chem., 2001, 44(24): 4225.

[9] [9] Kumar R, Nath M, Tyrrell D L. J. Med. Chem., 2002, 45(10): 2032.

[11] [11] Shiragami H, Ineyama T, Uchida Y. J. Nucleosides & Nucleotides, 1996, 15 (1-3): 47.

[12] [12] Irving H M H N, Freiser H in: T.S. West (Ed.), IUPAC, Compendium of Analytical Nomenclature, Definitive Rules, Pergamon Press, Oxford, 1987.