| abstract |
Provided are compounds of formula (I) and salts and solvates: wherein R 6 is hydrogen, halogen, C 1-6 alkyl, C substituted with one or more fluorine atoms. 1-6 alkyl, C 3-6 cycloalkyl, one or more C 3-6 cycloalkyl substituted with a fluorine atom, C 1-6 alkoxy, substituted with one or more fluorine atoms Selected from C 1-6 alkoxy, and cyano, Q is hydrogen or C 1-6 alkyl. The compounds are M1 agonists and are useful in therapy, for example in the treatment of psychiatric and cognitive disorders. |