6-methylideneoct-1-en-7-yne

trimethyl(5-methylidenehepta-1,6-diynyl)silane

tert-butyl-dimethyl-(4-methylidenehex-5-ynoxy)silane

tributyl-(2-methyl-5-prop-1-en-2-ylphenyl)stannane

tributyl-[2-methyl-4-phenyl-5-(2-phenylethynyl)phenyl]stannane