The present invention relates to a compound of formula (VII)I, or a pharmaceutically acceptable salt or ester thereof, wherein: X is NR7; Y is O or N-(CH2)nR19; n is 1, 2 or 3; m is 1 or 2; R1 and R2 are each independently H, alkyl or cycloalkyl; R4 and R4' are each independently H or alkyl; or R4 and R4' together form a spiro cycloalkyl group; R19 is H, alkyl, aryl or a cycloalkyl group; R6 is OR8 or halogen; and R7 and R8 are each independently H or alkyl. Further aspects relate to pharmaceutical compositions comprising said compounds and use therefore in the treatment of proliferative disorders and the like.
本发明涉及公式(VII)I的化合物,或其药学上可接受的盐或
酯,其中:X为NR7;Y为O或N-(
CH2)nR19;n为1、2或3;m为1或2;R1和R2分别独立地为H、烷基或
环烷基;R4和R4'分别独立地为H或烷基;或者R4和R4'一起形成螺
环烷基基团;R19为H、烷基、芳基或
环烷基基团;R6为OR8或卤素;而R7和R8各自独立地为H或烷基。进一步方面涉及包括上述化合物的药物组合物以及其在治疗增殖性疾病等方面的用途。