| 摘要 |
A compound, in the form of a pure diastereoisomer or mixture thereof, which is a benzothiazepin-4-one derivative of formula (I): <IMAGE> (I) in which: R1 is hydrogen or a C2-C4 alkanoyl group; R2 and R3 independently each is hydrogen, a linear or branched C1-C4 alkyl group, a C3-C5 cycloalkyl group, a phenyl group, a benzyl group or a phenethyl group, or R2 and R3 together form, with the nitrogen atom to which they are attached, a pyrrolidinyl, 2,2-dimethylpyrrolidinyl, piperidyl, 4-phenylpiperidyl, 4-(3-methoxyphenyl)piperidyl, 4-(4-fluorobenzoyl)piperidyl, 1,2,3,6-tetrahydropyridyl, perhydroazepinyl, perhydroazocinyl, 1,3-thiazolidinyl, thiomorpholinyl, morpholinyl, 2,3-dihydroindolyl, 1,2,3,4-tetrahydroisoquinolyl, 6-methoxy-1,2,3,4-tetrahydroisoquinolyl, 6,7-dimethoxy-1,2,3,4-tetrahydroisoquinolyl or 2,3,4,5-tetrahydro-1H-benz[b]azepinyl group; and X is hydrogen or chlorine; or a pharmacologically acceptable acid addition salt thereof.
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