abstract |
A compound represented by a formula (I) or a salt thereof, and a herbicide containing at least one selected from them as an active ingredient: n n n n n n n n n n n n wherein R 1 represents a substituted or unsubstituted C 1-6 alkyl group or the like, R 2 represents a substituted or unsubstituted C 1-6 alkyl group or the like, R 3 represents a hydrogen atom, a substituted or unsubstituted C 1-6 alkyl group or the like, and Q represents a substituted or unsubstituted phenyl group or the like. |