1-(Acetoxyethyl)-3-(3,5-di-tertiary-butyl-4-hydroxyphenyl)-1H-pyrazolo(3,4-b)pyridine 114319-11-8 1H-Pyrazolo(3,4-b)pyridine-1-ethanol, 3-(3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl)-, alpha-acetate 2-(3-(3,5-Di-tert-butyl-4-hydroxyphenyl)-1H-pyrazolo(3,4-b)pyridin-1-yl)ethyl acetate