2-Imidazolidinone, 3-(5-(1,1-dimethylethyl)-3-isoxazolyl)-4-hydroxy-1-methyl- 3-(5-(1,1-Dimethylethyl)-3-isoxazolyl)-4-hydroxy-1-methyl-2-imidazolidinone 78327-32-9 PPG 1259