1,1-dibutyl-2,5-dimethylstannole

1,5-bis(trimethylsilyl)hexa-3,4-dien-1-yn-3-yl-trimethylsilane

1,5-bis[ethyl(dimethyl)silyl]hexa-3,4-dien-1-yn-3-yl-ethyl-dimethylsilane

ethyl-dimethyl-[1,4,6-tris[ethyl(dimethyl)silyl]hexa-2,3-dien-5-yn-2-yl]silane

4,4-diethylocta-2,5-diyne