| abstract |
Use of a compound of formula I: wherein R1 and R2 are, independently, hydrogen, C1-C4 alkyl which is unsubstituted or substituted with OH or C1-C4 alkoxy; R3 is hydrogen, C1-C8 alkyl that is unsubstituted or substituted with OH or OR, wherein R is selected from hydrogen, C1-C4 alkyl, aryl or acetyl, R4 10 is hydrogen, halogen, C1-C4 alkyl that is unsubstituted or substituted with OH or C1-C4 alkoxy; R5 is hydrogen or halogen; R6 is hydrogen or C1-C4 alkyl; and X is C> = CH2 or CHR7 in which R7 is C1-C4 alkyl which is unsubstituted or substituted with -S-C1-C4 alkyl and its pharmaceutically acceptable salts, for the production of a medicament for the treatment of cancer in a subject . |