3-<2-(5-((tert-butyldimethylsilyl)oxy)-1-pentynyl)phenyl>-2-propyn-1-ol

methyl 2(E)-7-(2-(4-pentyn-1-oxo-5-yl)phenyl)hept-2-ene-6-ynoate

methyl 7-<2-(3-vinyloxy-1-propynyl)phenyl>hept-2-en-6-ynoate