| 摘要 |
<p>Compounds of the general formula (2). X is 0 or 6. R?1, R2, R3, R4, R5 and R6¿ can be selected from various substituent groups and it is possible for (a) R?4 and R5¿ and (b) R?4 and R6¿ to form cyclic substituents together. The compounds have herbicidal and growth regulating properties.</p> |
