5-(4-bromobenzylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione

1-phenacylpyridin-1-ium-4-carbonitrile,bromide

phenacyl piperidine-1-carbodithioate

3-nitroso-2-phenylimidazo[1,2-a]pyrimidine

2-巯基-1-苯基乙酮