英文别名
                        poly(hexafluoropropylene oxide)4 methyl ester;Perfluoro-2,5,8-trimethyl-3,6,9-trioxadodecanoic acid, methyl ester;methyl 2,3,3,3-tetrafluoro-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]propanoate