The present invention belongs to the field of EP1 receptor ligands. More specifically it refers to compounds of general formula (I) having great affinity and selectivity for the EP1 receptor. The invention also refers to the process for their preparation, to their use as medicament for the treatment and/or prophylaxis of diseases or disorders mediated by the EP1 receptor as well as to pharmaceutical compositions comprising them.本發明屬於EP1受體配位體領域。更特定言之,本發明係關於對EP1受體具有高親和性及選擇性的通式(I)化合物。本發明亦關於該等化合物之製備方法、該等化合物作為藥劑用於治療及/或預防EP1受體介導之疾病或病症的用途,以及包含該等化合物之醫藥組合物。