4-(5-methoxybenzofuran-2-yl)-1H-pyrrol-2(5H)-one

1-(5-甲氧基-2-苯并呋喃)乙酮

methyl 3-(5-methoxybenzofuran-2-yl)but-2-enoate

methyl 4-bromo-3-(5-methoxybenzofuran-2-yl)but-2-enoate

2-羟基-5-甲氧基苯甲醛