5-(2,5-二氯苯基)-2-糠酸

methyl 5-(4-methoxyphenoxy)-2-furoate

methyl 5-[4-(5-methoxycarbonylfuran-2-yl)oxyphenoxy]furan-2-carboxylate

methyl 5-but-2-ynylfuran-2-carboxylate

methyl 5-(3-oxopropyl)furan-2-carboxylate