| abstract |
The invention concerns quinazoline derivatives of Formula (I); wherein each of Q<1>, Q<2>, Z, R<1>, R<2>, R<3>, and m have any of the meanings defined in the description; processes for their preparation, pharmaceutical compositions containing them and their use in the manufacture of a medicament for use in the prevention or treatment of tumours which are sensitive to inhibition of erbB receptor tyrosin kinases. |