1-丁基-3-羟基-2(1H)-吡啶酮

3-hydroxy-1-propylpyridin-2-one

2-(3-羟基-2-氧代吡啶-1(2H)-基)乙酸乙酯

N,N',N''-(次氮三-2,1-乙二基)三(3-羟基-2-氧代-1(2H)-吡啶乙酰胺

1,6-diazaphenodioxin