摘要 |
Disclosed is a compound of Formula I: <CHEM> or a pharmaceutically acceptable salt or solvate thereof, wherein R represents H or a halogen atom selected from the group consisting of: Cl, Br, F, and l. Preferably R represents Cl. Also disclosed is a pharmaceutical composition comprising a compound of Formula I and a pharmaceutically acceptable carrier. Further disclosed is a method of treating asthma, allergy and/or inflammation comprising administering to a mammal in need of such treatment an anti-asthmatic, anti-allergic and/or an anti-inflammatory, respectively, effective amount of a compound of Formula I. |