6-甲基-4-(三氟甲基)-2(1H)吡啶酮

3-(乙氧基亚甲基)-1,1,1-三氟-2,4-戊二酮

1-methoxy-2,2,6,6-tetramethylpiperidin-4-ol

1-((4-hydroxy-2,2,6,6-tetramethylpiperidin-1-yl)oxy)propan-2-one

3-甲基异色烯-1-酮