| abstract |
The following compounds of formulae (I) and (III) which may be useful in treating a variety of cell proliferative disorders are disclosed: Fomula (I), (II), wherein R<1>, R<2> and R<3> are each independently selected from H, OH, C1-6alkyl, C1-6 alkoxy, NH2, NH-C1-6alkyl, N(C1-6alkyl)(C1-6 alkyl), SH, S-C1-6 akyl, NO2, CF3, OCF3 and halo; R<4> is unsubstituted Ar, or Ar substituted with 1-4 substituents, independently selected from C1-6alkyl, C1-6 alkoxy and halo; X is selected from (CH2CH2O)n, and (CH2)n, and n=1-4. |