The present invention provides the compound or pharmaceutically acceptable salt thereofs of formula (I), and wherein R1, R2, R3, R4, R6, A1, A2, X1, s and m are as defined herein. The invention further relates to the method for preparing the compounds of this invention and its therapeutical uses. Invention further provides the combination product of pharmacologically active agents and pharmaceutical compositions.本發明提供了式(I)的化合物或其可藥用鹽,其中R1、R2、R3、R4、R6、A1、A2、X1、s和m如本文所定義。本發明還涉及製備本發明化合物的方法以及其治療用途。本發明進一步提供了藥理學活性劑的組合産品和藥物組合物。