2,3-bis(2,4-dimethylphenyl)cycloprop-2-en-1-one

二苯基环丙烯酮

1,2,3,3-tetrabromocyclopropene

1,2-dichloro-3,3-difluorocyclopropene

2,3-bis(2,5-dimethylphenyl)cycloprop-2-en-1-one