3,4-二(四氢吡喃-2-氧基)苯甲醛

2',4'-bis(tetrahydropyran-2-yloxy)acetophenone

1-(2,4-bis(methoxymethoxy)phenyl)ethanone

3,4-双(甲氧基甲氧基)苯甲醛

苯甲醛