Patent ID: 8084645

Claim:
A compound represented by formula (I), or a pharmaceutically acceptable salt thereof: wherein, the wavy line indicates that the compound can be either one of the stereoisomers, E-form or Z-form, depending on the manner of binding of R 6 O— to —N, R 1 represents a hydrogen atom, a halogen atom, —S—R a , —SO—R a , —SO 2 —R a , —COOR a , an alkyl group which may have 1 to 3 substituents selected from Group A indicated below, an alkenyl group which may have 1 to 3 substituents selected from Group A indicated below, or an alkynyl group which may have 1 to 3 substituents selected from Group A indicated below, R 2 and R 3 independently represent a hydrogen atom, a halogen atom, or an alkyl group which may have 1 to 3 substituents selected from Group A indicated below, R 4 and R 5 independently represent a hydrogen atom, a halogen atom, or a nitro group, R 6 and R 9 independently represent a hydrogen atom; an alkyl group, an alkenyl group, or an alkynyl group, each of which may have 1 to 3 substituents selected from Group A indicated below; or a cycloalkyl group, an aryl group, a heteroaryl group, a heterocyclic group, a cycloalkylalkyl group, a cycloalkylalkenyl group, a cycloalkylalkynyl group, an arylalkyl group, an arylalkenyl group, an arylalkynyl group, a heteroarylalkyl group, a heteroarylalkenyl group, a heteroarylalkynyl group, a heterocyclic alkyl group, a heterocyclic alkenyl group, or a heterocyclic alkynyl group, each of which may have 1 to 3 substituents selected from Group B indicated below, Q represents —NR a R b or a group represented by R 7 , R 7 represents a hydrogen atom; an alkyl group, an alkenyl group, or an alkynyl group, each of which may have 1 to 3 substituents selected from Group A indicated below; or a cycloalkyl group, a heterocyclic group, an aryl group, a heteroaryl group, an arylalkyl group, or a heterocyclic alkyl group, each of which may have 1 to 3 substituents selected from Group B indicated below, R 8 represents a hydrogen atom, or an alkyl group which may have 1 to 3 substituents selected from Group A indicated below, Group A: a halogen atom, a nitro group, —O—R a , -(an alkylene group)-OR a , —[O-(an alkylene group)] n -OR a , —NR a R b , —NR b —(an alkylene group)-OR a , —NR a SO 2 R b , —C═N—OR a , —CO 2 R a , —CONR a R b , —NR a COR b , —COR a , —SR a , —SO 2 R a , and —SO 2 NR a R b , Group B: a halogen atom, a nitro group, —O—R a , -(an alkylene group)-OR a , —[O-(an alkylene group)] n -OR a , —NR a R b , —NR b —(an alkylene group)-OR a , —NR a SO 2 R b , —C═N—OR a , —CO 2 R a , —CONR a R b , —NR a COR b , —COR a , —SR a , —SO 2 R a , —SO 2 NR a R b , an oxo group, an alkyl group, an alkenyl group, an alkynyl group, an aryl group, and a heteroaryl group, and the above-mentioned R a and R b are identical to or different from each other and independently represent a hydrogen atom; an alkyl group that may be substituted with an OH group; an aryl group; or a heteroaryl group, and n=1 to 4.