PROBLEM TO BE SOLVED: To provide a compound that is useful for the treatment of premature aging, especially progeria.SOLUTION: Provided is a compound represented by formula (I). (T to Z are each independently N or C; R are each independently H, halogen, CN, OH, carboxylic acid ester, fluoro-alkyl, fluoro-alkoxy, nitro or the like; n is an integer of 1 to 3; n' is 1 or 2; R' is H, halogen, alkyl, nitro, morpholinyl, morpholino, N-methyl-piperazinyl, alkoxy, CN, etc.; R'' is H or alkyl; of the T to Z, N is at most 4, and one of T to W, Y and X is at least N.).SELECTED DRAWING: None