The invention provides novel compounds having the general formula (I) wherein R1, R2, A1 and A2 are as described herein, compositions including the compounds. These compounds of formula (I) are useful for therapy or prophylaxis in a mammal, and in particular to autotaxin (ATX) inhibitors which are inhibitors of lysophosphatidic acid (LPA) production and thus modulators of LPA levels and associated signaling, for the treatment or prophylaxis of renal conditions, liver conditions, inflammatory conditions, conditions of the nervous system, conditions of the respiratory system, vascular and cardiovascular conditions, fibrotic diseases, cancer, ocular conditions, metabolic conditions, cholestatic and other forms of chronic pruritus and acute and chronic organ transplant rejection.
该发明提供了具有一般式(I)的新化合物,其中R1、R2、A1和A2如本文所述,包括这些化合物的组合物。这些一般式(I)的化合物对于治疗或预防哺乳动物特别是对于自动税
酯酶(ATX)
抑制剂是有用的,这些
抑制剂是溶
磷脂酸(LPA)产生的
抑制剂,从而调节LPA
水平和相关信号,用于治疗或预防肾脏疾病、肝脏疾病、炎症性疾病、神经系统疾病、呼吸系统疾病、血管和心血管疾病、纤维化疾病、癌症、眼部疾病、代谢性疾病、胆汁淤积和其他形式的慢性瘙痒以及急性和慢性器官移植排斥。