| 摘要 |
PROBLEM TO BE SOLVED: To provide a carbapenem derivative which exhibits excellent therapeutic or preventive effects on microbism, particularly on respiratory infectious diseases. SOLUTION: The carbapenem compound represented by chemical formula 1 or a pharmacologically acceptable salt or ester derivative thereof is provided. In the formula, A is an optionally substituted 1-6C alkyl group, a substituted 2-4C alkenyl group, a 3-6C cycloalkyl group, an optionally substituted 4- to 6-membered heterocyclic group, a monosubstituted amino group or a disubstituted amino group; n is 1 or 2; and X is an oxygen atom or a sulfur atom. COPYRIGHT: (C)2006,JPO&NCIPI
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