2-[2-(5-nitrofuran-2-yl)ethenyl]-1-benzofuran

2-[2-(5-nitrothiophen-2-yl)ethenyl]-1-benzofuran

6-(1-benzofuran-2-yl)-7-methoxy-1,3-benzodioxol-5-ol

3(2H)-异黄烯

2-苯甲酰基苯并呋喃