The present invention is directed to a compound of formula (I),
wherein R
1
and R
2
are as defined herein, a pharmaceutical composition comprising a pharmaceutically effective amount of one or more compounds of the invention in admixture with a pharmaceutically acceptable carrier, and a method of treating a patient suffering from a PGD2-mediated disorder by administering to said patient a pharmaceutically effective amount of a compound of the invention.
本发明涉及一种式(I)的化合物,其中R1和R2如本文所定义,以及一种制药组合物,该组合物包含一种或多种本发明化合物的药效量与药物可接受载体混合,并通过向患有
PGD2介导的疾病的患者投与本发明化合物的药效量来治疗患者的方法。