3-diazo-4-hydroxy-4-phenyl-2-butanone

3-甲基-5-苯基噁唑

2,3-dimethyl-5-phenyl-1,2-oxazol-2-ium,iodide

4-(ethylthio)-4-phenylbut-3-en-2-one

2-(2-methyl-1,3-dithiolan-2-yl)-1-phenylethanone