| 摘要 |
<p>Compounds of the formula: (FORMULA) wherein: Y is 2,6-dimethylphenyl, 2,5-dimethylphenyl, 5-bromo-2-methylphenyl, or 5-chloro-2-methylphenyl; and X is propyl, isopropyl, n-butyl, or isobutyl; or a non-toxic, pharmaceutically acceptable acid addition salt thereof; possess anti-arrhythmic activity. </p> |
