The invention provides novel compounds of formula (I), wherein: R
1
is a radical derived from one of the known ring systems; R
2
is a phenyl radical optionally substituted; X
n
represents a birradical selected from the group consisting of: —(CH
2
)
1-4
—, (C
2
-C
4
)-alkenyl, (C
2
-C
4
)alkynyl, —S—(CH
2
)
1-3
—#, and —(CH
2
)
1-3
—O—#; wherein the symbol # indicates the position at which X
n
is attached to R
1
; Y
n
is a birradical selected from the group consisting of: —(CH
2
)
2-4
—, —S—(CH
2
)
1-3
#, and —O—(CH
2
)
1-3
—#; wherein the symbol # indicates the position at which Y
n
is attached to R
2
; and R
3
is a radical selected from the group consisting of: —OR
4
. The compounds of formula (I) are useful in the treatment of cancer.
本发明提供了式(I)的新化合物,其中:R1是从已知环系中派生的基团;R2是可选取代的
苯基基团;Xn代表从以下群组中选择的双基团:—(
CH2)1-4—,(C2-C4)-
烯基,(C2-C4)炔基,—S—( )1-3—#,和—( )1-3—O—#;其中符号#表示Xn连接到R1的位置;Yn代表从以下群组中选择的双基团:—( )2-4—,—S—( )1-3#,和—O—( )1-3—#;其中符号#表示Yn连接到R2的位置;R3是从以下群组中选择的基团:—OR4。式(I)的化合物在癌症治疗中有用。