1,1,2-三氟-1,3-丁二烯

3,4-difluorohexa-1,3,5-triene

4-methyl-N-(1-phenylprop-2-enyl)benzenesulfonamide

2-phenylbut-3-en-1-ol

ethenyl-(ethenyl-methyl-phenylsilyl)-methyl-phenylsilane