2-Ethyl-4-(2-hydroxy-3-(1-piperidinyl)propyl)-2H-pyrido(3,2-b)-1,4-oxazin-3(4H)-one 2H-Pyrido(3,2-b)-1,4-oxazin-3(4H)-one, 2-ethyl-4-(2-hydroxy-3-(1-piperidinyl)propyl)- 86267-26-7