ethyl furan-2-ylmethyl carbonate

1-(furan-2-ylmethyl)-3,1-benzoxazine-2,4-dione

呋喃甲酸丁酯

6-甲氧基-2,6-二氢-3H-吡喃-3-酮

2-(4-甲基苄基)呋喃