107719-75-5 2-(2,8-Dimethylimidazo(1,2-a)pyridin-3-yl)-4,6-dihydro-1,3,4-oxadiazin-5-one 2-(2,8-Dimethylimidazo(1,2-a)pyridin-3-yl)-4H-1,3,4-oxadiazin-5(6H)-one 4H-1,3,4-Oxadiazin-5(6H)-one, 2-(2,8-dimethylimidazo(1,2-a)pyridin-3-yl)-