| abstract |
The present invention relates to a compound represented by general formula [1] satisfying the following (I) or (II), or a pharmaceutical acceptable salt of the compound. n n n n n n n n n n (I) X is CH or N; R 1 is a halogen atom,; and R 2 is H, a halogen atom, CN, [2], [3], [8], [9], an —O-alkyl, an —O-(saturated ring), etc. n [2]: —C(R C )(R D )(R E ) (R C to R E each are H, an alkyl, etc.) n [3]: —N(R F )(R G ) (R F and R G each are H, OH, amino, a (hetero)aryl, etc.) n [8]: —C(═O)R L (R L is an alkyl, OH, an alkoxy, amino, etc.) n [9]: a (substituted)phenyl; n (II) X is >C—C(—O)R 3 (R 3 is a (substituted)amino, an alkoxy, OH, etc.); n R 1 is a halogen atom; R 2 is H; R 3 is H or OH; and R 3 and R 4 each are H or an alkyl. |