The present invention provides a compound represented by the formula:
wherein the symbols are as described in the specification, or a salt thereof, which is useful for preventing/treating eicosanoid-associated diseases such as atherosclerosis, diabetes, obesity, atherothrombosis, asthma, fever, pain, cancer, rheumatism, osteoarthritis and atopic dermatitis, and which has an excellent pharmacological action, physicochemical properties, etc.