| abstract |
Disclosed is a composition of formula (I) wherein is R1 A, R2 SO2A, R3 -CR5=CR6R7, -C(R6R5)-, -CR7=CR9R8, -C(R6R5)-C(R7R8)-CR9=CR10R11 or C3-7cycloalkenylalkyl, R4A or Ph, R5, R6, R7, R8, R9, R10, R11 are independently H or A, A C1-6alkyl, Ph phenyl eventually substituted 1, 2 or 3 substituents from the complex A, OA, NR4R5, F, Cl, Br, I and CF3 and its physiologically acceptable salts with antiarhytmic characteristics and effective as an inhibitor of cellular Na+/H+ antiporter. |