3-bromo-2,4-dimethylpenta-1,3-diene

3-(2,3,4-trihydroxy-24,34,44-pentaoxidan-3-enyl)-13,34,43,53-pentaoxole

6-bromo-1,4-dihydro-1,4-epoxidonaphthalene

4-甲氧基-2-苯并呋喃-1(3H)-酮

ethyl N-(furan-2-ylmethyl)carbamate