7-methyloct-6-ene-2,5-dione

2-(4-fluorophenyl)-5-methyl-1-phenylpyrrole

4,7-dimethoxy-1,3-dihydro-2-benzofuran-1-ol

4-hydroxy-3-(3-oxobutyl)naphthalene-1,2-dione

octa-3,5-diene-2,7-dione