73826-33-2 BRN 2267673 D,L-2-(4-Isobutylphenyl)propiohydroxamic acid D,L-N-Hydroxy-alpha-methyl-4-(2-methylpropyl)benzeneacetamide G-277 Ibudros Ibuproxam Propionohydroxamic acid, 2-(p-isobutylphenyl)-, D,L-