The present invention relates to a compound of formula (VII)I, or 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各自独立地为H、烷基或环烷基;R4和R4′各自独立地为H或烷基;或R4和R4′共同形成一个螺环烷基;R19为H、烷基、芳基或环烷基;R6为OR8或卤素;R7和R8各自独立地为H或烷基。进一步方面涉及包括所述化合物的药物组合物,并将其用于治疗增生性疾病等。