2,2’-氧化二乙酰氯

乙二醇

2,2-二丁基-[1,3,2]二氧锡

2-[2-[2-(carboxymethoxy)acetyl]oxy-2-oxoethoxy]acetic acid

3,6,9,12-tetraoxa-5,10-dioxotetradecanedioic acid