| abstract |
The present invention is useful as a pharmaceutical formula (1): [Wherein, A 1 and A 2 independently represent a substituted or unsubstituted aromatic carbocyclic ring or a substituted or unsubstituted aromatic heterocyclic ring, and L 1 , L 2 and L 3 independently represent Te represents an alkylene or a single bond, any methylene group or methine group at L 2 or L 3 is bonded to the nitrogen atom adjacent to L 2 and L 3, the heterocyclic ring 4-7 membered saturated nitrogen-containing L 4 represents alkylene or a single bond, R 1 represents a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, etc., and R 2 represents hydrogen or a substituted or unsubstituted group. Represents a substituted alkyl group, R 3 represents a substituted or unsubstituted alkyl group or the like, and X represents an oxygen atom or the like; Or a pharmaceutically acceptable salt thereof. |