tolbutamide1-Butyl-3-(p-methylphenylsulfonyl)urea1-Butyl-3-(p-tolylsulfonyl)urea1-Butyl-3-tosylurea1-p-Toluenesulfonyl-3-butylurea3-(p-Tolyl-4-sulfonyl)-1-butylureaN-(4-Methylbenzenesulfonyl)-N'-butylureaN-(4-Methylphenylsulfonyl)-N'-butylureaN-(Sulfonyl-p-methylbenzene)-N'-N-butylureaN-(p-Methylbenzenesulfonyl)-N'-butylureaN-Butyl-N'-(4-methylphenylsulfonyl)ureaN-Butyl-N'-(p-tolylsulfonyl)ureaN-Butyl-N'-p-toluenesulfonylureaN-n-Butyl-N'-tosylureaOrinase (TN)TolbutamideTolylsulfonylbutylurea