1,3-SUBSTITUTED 2-AMINOINDOLE DERIVATIVES AND ANALOGUES USEFUL IN THE TREATMENT OR PREVENTION OF DIABETES MELLITUS, OBESITY AND INFLAMMATORY BOWEL DISEASE
The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein Q, X4, X5, X6, X7, R1, R2, R3 and R8 are as defined in the specification, processes for the preparation of such compounds, pharmaceutical compositions containing them and the use of such compounds in therapy.