abstract |
An object of the present invention is to provide a pharmaceutical product effective for the treatment of skin diseases. A compound represented by general formula (II) or (III): (In the formula, R 1 , R 4 , R 5 , R 6 , R 7 , Z, R 15 , R 16 , R 17 , R 18 and t are the same as those described in claim 1.) ), A salt thereof, an optical isomer or a geometric isomer. |