1-Ethyl-3-[[4-(m-toluidino)-3-pyridyl]sulfonyl]urea;Torsemide Related Compound C (30 mg) (N-[(ethylamino)carbonyl]-4-[(3-methylphenyl)amino]-3-pyridinesulfonamide);TorseMide IMpurity C;JDL-463;TorseMide Related CoMpound C;Torsemide USP Related Compound C;Torasemide Impurity 3(Torasemide EP Impurity C);Torasemide EP Impurity C