Patents\
1. Qu, G.R., Dong, C.H., Yang, X.N., Cai, Y.Y., Tian, Z.G., Guo, H.M., Wang, X.Q., “Chemical Synthesis of Adenosine Production Process”, Chinese Patents Office (ZL 01 1 27525.1), 2005;
2. Qu, G.R., Yang, X.N., Guo, H.M., Cai, Y.Y., He, Y.Q., Wang, X.Q., Xu, S.H., Li, J.P., “Chemical Synthesis of 2,6-Dichloro-purine Nucleoside Production Process”, Chinese Patents Office (ZL 2007 1 0053919.7), 2009;
3. Qu, G.R., Yang, X.N., Guo, H.M., Cai, Y.Y., He, Y.Q., Wang, X.Q., Xu, S.H., Li, J.P., “Chemical Synthesis of Cytidine Production Process”, Chinese Patents Office (ZL 2007 1 0053853.1), 2009.