| abstract |
A method of inhibiting colon cancer, comprising administering to a mammal in need thereof an effective amount of a compound having formula (I), wherein R1 and R5 independently represent hydrogen, —CH, (a) or (b), where Ar is an optionally substituted phenyl; R selected from the group consisting of pyrrolidino, hexamethyleneimino and piperidino; or its pharmaceutically acceptable salt or solvate. The international application was published along with an international search report. |