Benzyl 7'-chloro-2'-oxo-1',2'-dihydrospiro[piperidine-4,4'-pyrido[2,3-d][1,3]oxazine]-1-carboxylate
1H-Pyrido[2,3-d][1,3]oxazine-2,4-dione
1-Methyl-1H-pyrido[2,3-d][1,3]oxazine-2,4-dione
Spiro[piperidine-4,4'-pyrido[2,3-d][1,3]oxazin]-2'(1'H)-one hydrochloride
