Patent ID: 8664221

Claim:
A method for treating an ocular inflammatory disease comprising administering to a patient in need thereof a therapeutically effective amount of a compound represented by the following formula (1) or a salt thereof: R 1 represents the following formula (2a), (3a), (4a) or (5a); R 2 represents a lower alkyl group which may have a substituent, a lower cycloalkyl group which may have a substituent or an aralkyl group which may have a substituent; R 3 represents a lower alkyl group; R 4 , R 5 , R 6 or R 7 represents a halogen atom, a lower alkyl group which may have a substituent, a hydroxyl group, a lower alkoxy group which may have a substituent, a cyano group or a nitro group; m, n, p or q represents 0,1 or 2; in the case where m, n, p or q is 2, each R 4 , R 5 , R 6 or R 7 may be the same or different.