2,2,6,6-四甲基哌啶氧化物

1-羟基-2,2,6,6-四甲基哌啶-4-酮

N,N-di-tert-butylhydroxylamine

2,2,6,6-四甲基哌啶

1-methoxy-2,2,6,6-tetramethylpiperidine