| abstract |
Compounds of formula (I) and salts are provided: n n n n n n n n n n wherein R 5 is selected from halogen, C 1-6 alkyl, C 1-6 alkyl substituted with one or more fluorine atoms, C 1-6 alkoxy, C 1-6 alkoxy substituted with one or more fluorine atoms, and cyano; R 6 is selected from halogen, C 1-6 alkyl, C 1-6 alkyl substituted with one or more fluorine atoms, C 3-6 cycloalkyl, C 3-6 cycloalkyl substituted with one or more fluorine atoms, C 1-6 alkoxy, C 1-6 alkoxy substituted with one or more fluorine atoms, and cyano; and Q is hydrogen or C 1-6 alkyl. The compounds are M 1 agonists and are useful for therapy, for example in the treatment of psychotic disorders and cognitive impairment. |