Disclosed is a compound of Formula 1.0: ##STR1## or a pharmaceutically acceptable salt or solvate thereof, wherein: AR.sup.1 represents ##STR2## AR.sup.2 represents ##STR3## or a five-membered heterocyclic aromatic group selected from the group consisting of Formulas I to XII, wherein the substitutable carbon atoms of the five-membered heterocyclic group can optionally be substituted with a group R.sup.1.Also disclosed are pharmaceutical compositions containing compounds of Formula 1.0.Further disclosed is a method for treating asthma, allergy and inflammation by administering an anti-asthmatic, anti-allergic or anti-inflammatory, respectively, effective amount of a compound of Formula 1.0.