| 摘要 |
Described are compounds of the formula <IMAGE> wherein <IMAGE> wherein Z is hydrogen or loweralkyl, R5 and R6 may be the same or different and are hydrogen, loweralkyl or together are alkylene of 4 or 5 carbon atoms, R2 is hydrogen, halo, haloloweralkyl, loweralkyl, loweralkoxy, loweralkylthio or <IMAGE> wherein R5 and R6 are previously defined, R3 is hydroxy, alkoxy, branched alkoxy, adamantyloxy, morpholino, amino or amino substituted by loweralkyl or alkylene of 4 or 5 carbon atoms, R4 is hydrogen or loweralkyl, and X1 and X2 are hydrogen, loweralkyl, halo or when substituted on adjacent carbon atoms of the benzene ring form a 1,3-butadienylene linkage, Y is oxygen or sulfur, and pharmaceutically acceptable salts thereof. The compounds are effective as diuretic agents in increasing urinary excretion.
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