4-(5,5,5-trifluoro-1,1-dimethylpentyl)benzaldehyde 、 4-(1-ethyl-1-methylpropyl)benzaldehyde 、 钾硼氢 以to obtain 240 mg of the title compound as pale yellow oil的产率得到4-(5,5,5-trifluoro-1,1-dimethylpentyl)benzyl alcohol
The present invention relates to a compound represented by the formula (I):
or a pharmaceutically acceptable salt thereof, a medical composition containing the same, and a medical composition for the treatment or prophylaxis of respiratory diseases or glaucoma.