| 摘要 |
<p>Drugs containing compounds represented by general formula (I) wherein R1 represents -O-R2, -S-R2, -CH2-R2 or -CH=R2, wherein R2 represents a C1-10 hydrocarbon chain optionally substituted by one or more hydroxyl groups, which are useful as a malignant tumor metastasis inhibitor without showing any particularly serious side effect.</p> |
