3-(1,3-benzodioxol-5-ylmethyl)-5-(hydroxymethyl)-4-[(3,4,5-trimethoxyphenyl)methyl]oxolan-2-one

(S)-(+)-γ-三苯甲基甲氧基-γ-丁内酯

(4S)-(+)-2-phenylseleno-4-trityloxymethyl-butan-4-olide

2-(3,4,5-trimethoxyphenyl)-1,3-dithiane

5-溴甲基-苯并[1,3]二氧代