1H-Imidazo(4,5-b)pyrazine, 2-(isopropylamino)-1,5,6-trimethyl- 2-(Isopropylamino)-1,5,6-trimethyl-1H-imidazo(4,5-b)pyrazine 2-(Isopropylamino)-1,5,6-trimethylimidazo(4,5-b)pyrazine 55635-68-2 BRN 1117785