139774-77-9 3-(2-(1-Piperidinyl)ethyl)oxazolo(4,5-b)pyridin-2(3H)-one 3-(2-Piperidinoethyl)oxazolo(4,5-b)pyridin-2(3H)-one Oxazolo(4,5-b)pyridin-2(3H)-one, 3-(2-(1-piperidinyl)ethyl)-