Pyrimidine-5-carboxamide derivatives

摘要

Pyrimidine-5-carboxamide derivatives represented by a general formula (I) or salts thereof ;wherein each symbol has the following meaning;;X: O, S, NR¹, CO, NR¹CO, CONR¹, CNOR¹ or a bond,;Y: a lower alkylene group which may be substituted by OR¹ or NHR¹, or a bond,;Z: O, NR² or a bond,;A: H, or a lower alkyl which may have a substituent, a CO-lower alkyl which may have a substituent, an aryl which may have a substituent, a heteroaryl which may have a substituent, a cycloalkyl which may have a substituent or a nitrogen-containing saturated heterocyclic group which may have a substituent,;B: an aryl which may have a substituent or a heteroaryl group which may have a substituent,;R¹, R²: H, a lower alkyl or a CO-lower alkyl group.