"Tert-Butyl 2',4'-Dioxo-2',4'-Dihydro-1'H-Spiro[Piperidine-4,3'-Quinoline]-1-Carboxylate"
"Tert-Butyl 2',4'-Dioxo-2',4'-Dihydro-1'H-Spiro[Piperidine-4,3'-Quinoline]-1-Carboxylate"
"Tert-Butyl 2',4'-Dioxo-2',4'-Dihydro-1'H-Spiro[Piperidine-4,3'-Quinoline]-1-Carboxylate"