| 摘要 |
Provided is a compound represented by general formula (6) and pharmaceutically acceptable salts thereof. (In the formula, R1 is a hydrogen atom or C1-6 alkyl group; R2 is a hydrogen atom or C1-6 alkyl group; R3 is a hydrogen atom, halogen atom, C1-6 alkyl group; or C1-6 haloalkyl group.) |
