The present invention provides a compound represented by general formula (1) below or a pharmaceutically acceptable salt thereof:
wherein: X is selected from heteroaryl etc., Y
1
and Y
2
are selected from —N═ etc., Y
3
and Y
4
are selected from —CH═ etc., A is selected from sulfamide etc., R
1
is selected from hydrogen etc., and R
2
is selected from C
1-6
alkyl etc. The compound or salt has sufficiently high antitumor activity, and is useful in the treatment of cell proliferative disorders, particularly cancers. The present invention also provides a pharmaceutical composition containing the compound or salt as an active ingredient.
本发明提供一种由下式(1)或其药学上可接受的盐所表示的化合物:其中,X选自杂环芳基等;Y1和Y2选自—N═等;Y3和Y4选自—CH═等;A选自磺
酰胺等;R1选自
氢等;R2选自C1-6烷基等。该化合物或盐具有足够高的抗肿瘤活性,并可用于治疗细胞增殖性疾病,特别是癌症。本发明还提供一种含有该化合物或盐作为活性成分的制药组合物。