4-ethynyl-N,N-bis(4-ethynylphenyl)aniline

1-phenyl-4-[2-(4-phenylphenyl)ethynyl]benzene

trimethyl-[4-methyl-3-(2-trimethylsilylethynyl)pent-3-en-1-ynyl]silane

2-(4-butylphenyl)ethynyl-trimethylsilane

2-乙炔-4-甲基苯胺