2-(2-ethylsulfanyl-1,3-thiazol-4-yl)-1,3-benzothiazole

4-溴-N-乙基苯胺

1-(1-乙氧基乙氧基)戊-2-炔

4-乙氧基二苯并[b,d]呋喃

methyl 2-ethoxy-5-nitrobenzoate