There is provided a compound of formula: (I), wherein X, R1, R2, R3, R4, R5 and R6 have meanings given in the description, and pharmaceutically-acceptable salts thereof, which compounds are useful in the treatment of diseases in which inhibition of the activity of microsomal prostaglandin E synthase-1 is desired and/or required, and particularly in the treatment of inflammation.
                            提供一种化合物,其
化学式为:(I),其中X、R1、R2、R3、R4、R5和R6的含义如描述中所示,以及其药用盐,这些化合物在需要或希望抑制微粒体
前列腺素E合成酶-1活性的疾病治疗中非常有用,特别是在炎症治疗中。