diethyl 2-phenylselanylpropanedioate

6,6-dimethylundecanedioic acid

3-[4-(4-chlorophenyl)-2-methyl-1,3-oxazol-5-yl]propanoic acid

diethyl 2-hept-3-yn-2-ylpropanedioate

1-(4-Bromobutyl)-4-fluorobenzene