Polmacoxib Thiomethyl Acetate

((4-(3-(3-fluorophenyl)-5,5-dimethyl-4-oxo-4,5-dihydrofuran-2-yl)phenyl)thio)methyl acetate; Polmacoxib Thiomethyl Acetate is a modified form of polmacoxib, a COX-2 inhibitor used to treat pain and inflammation in conditions like osteoarthritis. The thiomethyl acetate group may improve its absorption or reduce side effects. It's likely experimental or under investigation.