| 摘要 |
The invention relates to compounds of general formula (I), (see above formula) where X = H, or halogen, R1 = H, or (C1-C4)alkyl, R2 and R3 independently = H or a(C1-C4) alkyl group, or R2 and R3 form, together with the nitrogen atom carrying them, a pyrrolidinyl, piperidinyl, morpholino or 4-(C1-C4)alkylpiperazinyl group and Het = a heteroaromatic group, being a pyridinyl, quinolinyl, isoquinolinyl, pyrimidinyl, pyrazinyl or pyridazinyl group, the heteroaromatic group optionally having one or several halogen atoms and/or one or several (C1-C4) alkyl, (C1-C4)alkoxy groups as substituents, in the base state, as addition salts with acids, solvates or hydrates, pharmaceutical compositions comprising the above, methods for production thereof and synthetic intermediates thereof. |
