597578 Provided are pyrazole derivative compounds of the formula (I), where X is chlorine or fluorine, including 4-{ 3-[3-(2-chloro-4-trifluoromethylphenyl)ureido]-5-fluorobenzylamino} -1H-pyrazole-3-carboxamide and 4-{ 3-[3-(2-fluoro-4-trifluoromethylphenyl)ureido]-5-fluorobenzylamino} -1H-pyrrazole-3-carboxamide. The compounds have anticancer activity. Also provided is a process for preparing the compounds and medicaments and pharmaceutical compositions comprising these compounds.