2-hept-2-ynoxyoxane

2-[11-(oxan-2-yloxy)undeca-2,9-diynoxy]oxane

2-[3-(4-nitrophenyl)prop-2-ynoxy]oxane

3-(2,3,4,5,6-pentafluorophenyl)prop-2-yn-1-ol

3-(2,3,5,6-tetrafluoro-4-methoxyphenyl)prop-2-yn-1-ol