| 摘要 |
Compounds represented by general formula (1) or hydrates thereof, which have a COX-2 inhibitory effect and are useful as drugs such as an antiinflammatory agent, wherein R<1> represents linear or branched C1-7 alkyl, etc.; R<2> represents methanesulfonyl, etc.; and R<3> represents optionally substituted phenyl, etc. |
