N-phenyl-2-prop-2-ynylpent-4-ynamide

3,8-dimethylidene-2,7-dioxaspiro[4.4]nonane-1,6-dione

1,4-dichloro-2-[2-[2-(2-ethoxyphenoxy)ethoxy]ethoxy]benzene

(+/-)-5-methyl-3-prop-2-ynyl-3H-furan-2-one

(+/-)-5-methyl-3-prop-2-ynyl-5H-furan-2-one