The invention relates to compounds of Formula (I) and their pharmaceutically acceptable salts, wherein the substituents are as described herein, and their use in medicine for the treatment of diseases, disorders associated with the modulation of calcium sensing receptor modulators (CaSR). The invention also relates to pharmaceutical compositions containing such compounds in treating diseases disorders associated with calcium sensing receptor modulators (CaSR) channel modulators.本發明係相關於化學式(I)之化合物以及其藥學上可接受之鹽類,其中該取代基係如同本文所描述者,以及其在與鈣敏感受體調節劑 (CaSR)的調節相關聯的疾病、病症治療的醫藥之用途。本發明亦相關於包含治療與鈣敏感受體調節劑 (CaSR)通道調節劑相關聯之疾病、病症的此類化合物之藥學組成物。
