tert-Butyl 4-(2-oxo-2,4-dihydro-1H-benzo[d][1,3]oxazin-1-yl)piperidine-1-carboxylate

tert-Butyl 4-(2-oxo-2,4-dihydro-1H-benzo[d][1,3]oxazin-1-yl)piperidine-1-carboxylate