| abstract |
Disclosed is a compound represented by the formula (I) below or a pharmacologically acceptable salt thereof. Also disclosed is a use of the compound or salt as a pharmaceutical product. n n n n n n n n n n (In the formula, Ar 1 represents an imidazolyl group which may be substituted with a C 1-6 alkyl group; Ar 2 represents a phenyl group which may be substituted with a C 1-6 alkoxy group; X 1 represents a single bond; R 1 and R 2 respectively represent a C 1-6 alkyl group or the like which may be substituted with a substituent such as a 5- to 14-membered aromatic heterocyclic group; and R 3 represents a hydrogen atom or the like.) |