1-(3-丁炔-1-基氧基)-4-甲基苯

4-iodobut-1-ynyl(trimethyl)silane

2-(2-hydroxyethyl)cyclopent-2-en-1-one

methyl 2-(3-(4-hydroxybut-1-yn-1-yl)-4-(methoxymethoxy)phenyl)acetate