5-methoxy-3-(4-methylphenyl)sulfonyl-2-(4-nitrophenyl)-1,3-oxazolidine

1,1,3-trimethoxyhexane

1,1,3,5-tetramethoxyoctane

N-(1-甲氧基乙基)甲酰胺

1,4-dimethyl-6,8-dioxa-bicyclo[3.2.1]octane