4-溴-3-氧代戊酸甲酯

2-(5-甲基-2-苯基-1,3-噁唑-4-基)乙酸甲酯

对甲苯磺酰氯

5-methyl-4-[2-(2-methyl-3-nitrophenoxy)ethyl]-2-phenyl-1,3-oxazole

2-methyl-3-[2-(5-methyl-2-phenyl-1,3-oxazol-4-yl)ethoxy]aniline