2-(furan-2-yl)-5-nitro-1,3-benzoxazole

5-(2-甲氧基苯基)呋喃-2-羧酸

5-(3,5-dibromophenyl)furan-2-carboxylic acid

N-(2-呋喃基)氨基甲酸乙酯

5-(2-氯苯基)呋喃-2-羧酸甲酯