NOVEL AMINOPYRIDINE DERIVATIVES HAVING AURORA A SELECTIVE INHIBITORY ACTION

摘要

The present invention relates to a compound of Formula (I): wherein: n is 0 or 1; X is 0 or CH2; R1 is H or C1-2 alkyl; R2 is H or C1-3 alkyl; R3 and R4 are each independently H or C1-2 alkyl, where the alkyl may be substituted with one to three of the same or different substituents selected from R10; R5 is H or OCH3; R10 is F or Cl; or a pharmaceutically acceptable salt or ester thereof