| abstract |
A compound selected from those of formula (I): n n n wherein: n X and Y represent group selected from hydrogen, halogen, mercapto, cyano, nitro, alkyl, trihaloalkyl, trihaloalkylcarbonylamino, —ORa, —NRaRb, —NRa—C(O)-T 1 , —O—C(O)-T 1 , —O-T 2 -NRaRb, —O-T 2 ORa, —NRa-T 2 NRaRb, —NRa-T 2 -ORa and —NRa-T 2 -CO 2 Ra wherein Ra, Rb, T 1 , T 2 are as defined in the description, or X and Y together form a methylenedioxy or ethylenedioxy, n R 1 represents hydrogen or alkyl, n R 2 represents a group selected from hydrogen, —ORa, —NRaRb, —NRa—C(O)-T 1 , —O—C(O)-T 1 , —O-T 2 -NRaRb, —O-T 2 -ORa, —NRa-T 2 -NRaRb, —NRa-T 2 -ORa and —NRa-T 2 -CO 2 Ra wherein Ra, Rb, T 1 and T 2 are as defined hereinbefore, n R 3 and R 4 represent hydrogen or alkyl, n W represents a group of formula —CH(R 5 )—CH(R 6 )—, —CH═C(R 7 )—, —C(R 7 )═CH— or —C(O)—CH(R 8 )— wherein R 5 , R 6 , R 7 and R 8 are as defined in the description, n their isomers and N-oxides, and addition salts thereof with a pharmaceutically acceptable acid or base, and medicinal products containing the same which are useful in the treatment of cancer. |