10-(2'-Tetrahydropyranyloxy)-5-decyn-2-one

3-(triisopropylsiloxy)oct-1-en-6-yne

2-(but-3-ynyl)-2-(2-cyclopropylvinyl)-[1,3]dioxolane

(E)-1-(1H-pyrrol-1-yl)hept-2-en-6-yn-1-one

4-hydroxy-1,7-octadiyne