2,2-二甲基-1,3-丙二醇

2-methoxy-5,5-dimethyl-1,3,2-dioxaphosphorinane 2-selenide

(6R)-7t-hydroxyoxalylamino-3-(hydroxyoxalylcarbamoyloxy-methyl)-7c-methoxy-8-oxo-(6rH)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester

5,5-二甲基-1,3,2-二氧磷杂环己烷-2-酮

5,5-dimethyl-2-(trimethylsiloxy)-1,3,2-dioxaphosphorinane 2-selenide