FIELD: organic chemistry, cardiology, pharmacy.
SUBSTANCE: invention describes compounds of the formula (I)
wherein R1, R2, R3 and Ra-Rh have values given in the description. Proposed compounds are useful in prophylaxis and treatment of arrhythmia, in particular, atrial and ventricular arrhythmia, Also, the invention relates to methods for preparing compounds of the formula (I) and intermediate compounds.
EFFECT: valuable medicinal properties of compounds.
41 cl, 1 tbl, 8 ex
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Authors
Dates
2005-10-20—Published
2000-12-19—Filed