Synthesis and Cytotoxicity of Novel Diaryl Ureas Containing 2-Amino-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidinyl Group

YAO Peng, XUE Hao, LIU Qian, LIU Hong-tao, CHEN Ming-jia and GONG Ping*

Chemical Research in Chinese Universities . 2010, (4): 558 -562 .