| 摘要 |
A compound represented by the following formula, a salt thereof or a hydrate of the foregoing has an excellent hepatocyte growth factor receptor (HGFR) inhibitory activity, and exhibits anti-tumor activity, angiogenesis inhibitory activity and cancer metastasis inhibitory activity. [R1 represents a 3- to 10-membered non-aromatic heterocyclic group or the like; R2 and R3 represent hydrogen; R4, R5, R6, and R7 may be the same or different and each represents hydrogen, halogen, C1-6 alkyl or the like; R8 represents hydrogen or the like; R9 represents a 3- to 10-membered non-aromatic heterocyclic group or the like; n represents an integer of 1 or 2; X represents -CH-, nitrogen or the like.]
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