| 摘要 |
The compounds of the general formula <IMAGE> wherein R<1> represents o-, m- or p-hydroxyphenyl; 2,3-, 2,4- 2,5- 2,6-, 3,4- or 3,5-dihydroxyphenyl; or 2,3,4-, 2,3,5-, 2,4,5-, 2,4,6-, 3,4,5- or 2,3,6-trihydroxyphenyl, have therapeutic, e.g. anti-neoplastic, activity. |
