Compound, use of this, process for preparing it, purified single enantiomer, pharmaceutical composition, and, processes for the treatment of chronic bronchitis or chronic obstructive pulmonary disease in a human or animal individual, and for treatment of asthma in a human or animal individual

摘要

"COMPOSITE, USE OF THIS, PROCESS TO PREPARE IT, PURIFIED SINGLE ENANCIÈMERO, PHARMACEUTICAL COMPOSITION, AND, PROCESSES FOR THE TREATMENT OF CHRONIC BRONCHITIS OR CHRONIC OBSTRUCTIVE PULMONARY DISEASE IN A HUMAN OR ANIMAL HUMAN INDIVIDUAL, ANIMAL "According to the invention, there are provided compounds of formula (I) in which R1, R2 and R3 are as defined in the description. The compounds of formula (I) are useful, inter alia, in the treatment of inflammatory disorders of the respiratory tract.