methyl 2-acetyl-5-phenylmethoxypentanoate

methyl 2,5-dimethyl-4-(2-nitrophenyl)furan-3-carboxylate

4,6,8-trimethylchromen-2-one

methyl 3-hydroxy-3-methylhex-5-enoate

methyl 4-(4-methoxyphenyl)-2,5-dimethylfuran-3-carboxylate