| 摘要 |
Disclosed are the compounds of the formula <IMAGE> (I) wherein n represents the integer 1,2,3 or 4; R1 represents hydrogen, lower alkyl, halogen, trifluoromethyl, hydroxy or lower alkoxy; R2 represents hydrogen or lower alkyl; R3 represents hydrogen, lower alkyl or halogen; R4 represents amino, lower alkylamino, di-lower alkylamino, morpholino, N-lower alkyl or N-aryl piperazino, pyrrolidino, piperidino or substituted piperidino selected from <IMAGE> <IMAGE> +TR <IMAGE> in which R5 represents hydrogen, halogen or lower alkyl; and pharmaceutically acceptable salts thereof; which are useful in mammals as calmodulin antagonists for the treatments of gastrointestinal disorders. |
