| abstract |
Compounds of formula (I), wherein R 1 , p, R 2 , q, R 3 and R 4 are defined within, and a pharmaceutically acceptable salts and in vivo hydrolysable esters are described. Also described are processes for their preparation and their use as medicaments, particularly medicaments for producing a cell cycle inhibitory (anti-cell-proliferation) effect in a warm-blooded animal, such as man. |