| 摘要 |
Pharmaceutical compositions containing as active ingredients compounds of the formula WHEREIN R1 is hydrogen, straight or branched alkyl of 1 to 6 carbon atoms, monohydroxy-(alkyl of 1 to 6 carbon atoms), or WHERE R4 and R5 are each straight or branched alkyl of 1 to 4 carbon atoms, or, together with each other and the nitrogen atom to which they are attached, morpholino, pyrrolidino, piperidino or N'-methyl-piperazino, R2 is hydrogen or alkyl of 1 to 3 carbon atoms, R3 is hydrogen, straight or branched alkyl of 1 to 5 carbon atoms, or monohydroxy-(alkyl of 1 to 5 carbon atoms), X is oxygen, imino(-NH-) or methylimino(-NCH3-), Y is oxygen, sulfur or imino, and N IS 0 OR 1, OR, TO THE EXTENT THAT THE COMPOUNDS CONTAIN ONE OR MORE BASIC NITROGEN ATOMS, NON-TOXIC ACID ADDITION SALTS THEREOF; AND METHODS OF USING THE COMPOSITIONS AS BACTERICIDAL PREPARATIONS AGAINST GRAMPOSITIVE AND GRAMNEGATIVE BACTERIA AND AGAINST TRICHOMONAS.
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