1,2-二甲氧基-9,10-蒽醌

methyl 2-[2-(2-methoxycarbonylphenyl)ethyl]benzoate

4-hydroxy-3-[(4-hydroxy-6-methyl-2-oxopyran-3-yl)methyl]-6-methylpyran-2-one

methyl 4-hydroxy-1-benzofuran-5-carboxylate

7,7-二甲氧基庚醛