[二]乙酸亞甲酯

acetic acid,hydroxymethoxymethoxymethanol

1,7-diacetoxy-2,4,6-trioxa-heptane

1-chloro-4-[(4-chlorophenoxy)methoxymethoxy]benzene

1,3,5-tribromo-2-[(2,4,6-tribromophenoxy)methoxymethoxy]benzene