This invention is directed to a compound of formula (I):
wherein R1, R2, R3, R4 and L1 are as defined herein, a pharmaceutical composition comprising the compound, and the use of the compound to treat allergic and/or inflammatory disorders, particularly disorders such as allergic rhinitis, asthma and/or chronic obstructive pulmonary disease (COPD).
本发明涉及一种式(I)的化合物,其中R1、R2、R3、R4和L1的定义如本文所述,以及包含该化合物的药物组合物,以及使用该化合物治疗过敏和/或炎症性疾病,特别是过敏性鼻炎、哮喘和/或慢性阻塞性肺病(
COPD)的用途。