英文别名
                        perfluoro-α,α-bis(isobutenyl)isobutylene;1,1,1,3,5,7,7,7-octafluoro-2,6-bis-trifluoromethyl-4-(2,2,2-trifluoro-1-trifluoromethyl-ethylidene)-hepta-2,5-diene;α,α-Bis-(perfluoroisobutenyl)-perfluoroisobutylene;Perfluoro-(2-isobutenyl-1,1,4,4-tetramethyl-1,3-butadiene);1,1,1,3,5,7,7,7-octafluoro-4-(1,1,1,3,3,3-hexafluoropropan-2-ylidene)-2,6-bis(trifluoromethyl)hepta-2,5-diene