1-tert-butyl-4-[2-(4-tert-butylphenyl)ethynyl]benzene

2,2,7,7-tetramethyl-3,6-diphenyloct-4-yne-3,6-diol

N-but-3-yn-2-yl-4-methylaniline

1,2-二(五甲基二硅氧基)乙烷

二溴乙炔