摘要 |
<p>The present invention relates to novel heteroarylpiperidines of formula (I): <IMAGE> (I) in which Hal is a halogen atom, Alk is a C1-C4 alkyl group and X, Y and Z are each -CH= and their salts, to a process for their preparation and to their use as drugs active as 5-HT3 agonists.</p> |