| abstract |
The present invention relates to a compound of the formula (I) wherein X represents N or CH; R 1 represents hydrogen or a halogen atom or a CF 3 group; R 2 and R 3 independently represent a halogen atom or a methyl group. N is 0 or 1; A is of the formula (W) wherein W is an aromatic containing one or two nitrogen atoms, or forms a ring with 6 saturated atoms, or is optional. To form a ring having an aromatic or saturated 5-atom ring containing a nitrogen, oxygen or sulfur atom which may be optionally substituted], and an N-oxide thereof. And a salt or solvate thereof, a pharmaceutical composition, a medicament containing the same, and a method for producing the same. |