CAS No 55154-18-2 , 1,1,1,2,3,3-hexafluoro-2-[1,1,2,3,3,3-hexafluoro-2-[1,1,2,3,3,
3-hexafluoro-2-[1,1,2,3,3,3-hexafluoro-2-[1,1,2,3,3,3-hexafluoro-2-(1,1,
2,2,3,3,3-heptafluoropropoxy)propoxy]propoxy]propoxy]propoxy]-3-(1,2,2,
2-tetrafluoroethoxy)propane