| abstract |
Compounds of the formula (I): wherein R<1>, R<2>, R<3>, R<4>, R<5>, R<6>, p, q, and n are as 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. |