Abstract: Substituted pyrazole compounds represented by formula (I), or salts thereof are disclosed, wherein R1 is —CH(OH)—CH(R4)-(A)n-Y, —CH2—CH(R4)-(A)n-Y, —CO-B1-A-Y or the like (wherein A is a lower alkylene; Y is an aryl group which may be substituted, for example, by halogen, or the like; R4 is a hydrogen atom or a lower alkyl group; B1 is —CH(R4)— or —N(R4)—; and n is 0 or 1); R2 is a hydrogen atom, a lower alkyl group which may be substituted by hydroxyl or the like, or an aralkyl group; R3 is a phenyl group which may be substituted by halogen or the like, or a pyridyl group; and Q is a pyridyl or quinolyl group.