1,1,1,2,2-pentafluoro-2-(1,1,2,2-tetrafluoro-2-(1,1,2,2-tetrafluoro-2-(perfluoroethoxy)ethoxy)ethoxy)ethane

1,1,1,3,3,4,4,6,6,7,7,9,9,10,10,12,12,12-十八氟-2,5,8,11-四氧杂十二烷

perfluoro-2,5,8,11-tetraoxatridecane

二十氟-15-冠-5

苄基乙基醚