17787-98-3 3'-[1,1-(Dimethylethyl)carbamoyloxy]-2-methylpropionanilide Carbamic acid, (1,1-dimethylethyl)-, 3-[(2-methyl-1-oxopropyl)amino]phenyl ester NSC222512 Propionanilide, 3'-hydroxy-2-methyl-, tert-butylcarbamate WLN: 1Y1&VMR COVMX1&1&1 m-Isobutyramidophenyl tert-butylcarbamate