3-苯胺基-2-环己烯-1-酮

2,6-二甲氧基-1-碘苯

(3-oxocyclohexen-1-yl) hexadecanoate

4,6,7,8-tetrahydro-1,3-benzodioxin-5-one

3-(2-trimethylsilylethynyl)cyclohex-2-en-1-one