2-(3-Butyn-1-yl)-2-methyl-1,3-dioxolane

10-hydroxy-5-decyne-2-one

methyl 9-oxo-5-decynoate

methyl 7-(oxan-2-yloxy)hept-5-ynoate

(1S)-1-[(2R)-oxiran-2-yl]prop-2-en-1-ol