N-[2-(1-benzofuran-3-yl)ethyl]formamide

1-benzofuran-3-ylidenehydrazine

2,2-dichloro-1-benzofuran-3-one

2,2-二甲基-3(2H)-苯并呋喃酮

2,3-二氢-5-硝基-苯并呋喃