| 摘要 |
There is provided compounds of formula (I), wherein R<1>, R<2>, R<3>, R<4>, R<5>, R<6>, R<7>, R<41>, R<42>, R<43>, R<44>, R<45>, R<46>, A and B have meanings given in the description, which are useful in the prophylaxis and in the treatment of arrhythmias, in particular atrial and ventricular arrhythmias. |
