yet , three others , indomethacin , phenylbutazone and sulfinpyrazone , as well as three non-cyclooxygenase inhibitors , the 3',4'-dimethoxy analog of indomethacin , the prodrug sulindac and its sulfone metabolite , are moderately active at relatively high concentrations ( 50 - 100 microm ) .
C0031463
phenylbutazone
C0038742
sulfinpyrazone