| abstract |
(I) or (II) having excellent anti-inflammatory and analgesic effects while avoiding side effects such as gastrointestinal disorders, (Wherein R 1 and R 2 represent a halogen atom or a substituted or unsubstituted phenyl group), or a pharmacologically acceptable salt thereof, wherein the halogen atom is a chlorine atom, a bromine atom, a fluorine atom, an iodine Atom, and the substituent in the substituted phenyl group is a halogen atom, a hydroxyl group, a substituted or unsubstituted lower alkyl group, a lower alkylthio group, a lower alkoxy group, a nitro group, an amino group or a carboxyl group, or a pharmacology thereof Providing acceptable salts. |