3-(2-methoxyphenyl)prop-2-ynoic acid

6-chloro-2,3-naphthalenedicarboxylic anhydride

6-chloro-4-(4-chlorophenyl)benzo[f][2]benzofuran-1,3-dione

1,1-己烷二基二(2-丙炔酸酯)

3-(3-methoxyphenyl)prop-2-ynoic acid