8-(4-溴苯基)-1,4-二氧杂螺[4.5]癸烷-8-醇

2-(1,4-二氧杂螺[4.5]癸-8-基)-1,2,3,4-四氢异喹啉

1,4-Dioxaspiro[4.5]dec-7-en-8-yl trifluoromethanesulfonate

4-[1,3]苯并二氧杂环戊烯-4-羟基-环己酮

4,4-二氟环已酮