Anticonvulsive compounds.

摘要

For use an an anticonvulsive: dihydrouracil compounds of the formula
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where one of A and B is
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(where Y1 Y2 and Y3 are each H, C1-C4 straight- or branched-chain alkyl, halogen, nitro, amino, carboxyl, alkoxycarbonyl of 2-7 carbon atoms or -CF3), naphthyl or diphenylmethyl and the other is H, C1-C6 straight- or branched-chain alkyl, C2-C6 alkenyl, cyclopentyl, cyclohexyl or
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(where Z1, Z2 and Z3 are each H, C1-C4 straight- or branched-chain alkyl, halogen or -CF3);
X is O or S; and
R1, R2 and R3 are each H or C1-C3 straight- or branched-chain alkyl.