| 摘要 |
PROBLEM TO BE SOLVED: To provide a liver disease medical treatment agent. SOLUTION: A liver disease medical treatment agent expressed in formula (I) [wherein R1 is a hydroxy group, 1-6C alkoxy group, etc., R2 is -COOR3 (R3 is a hydrogen atom or 1-6C alkyl group), hydroxy 1-6C alkyl group, formyl group, etc. Provided, the case that R1 is a hydroxy group is excepted.] contains triterpene derivatives or pharmaceutically permissible salts as effective components.
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