756426-58-1 2-[(6-Chloro-1,1,2,2,3,3,4,4,5,5,6,6-dodecafluorohexyl)oxy]-1,1,2,2-tetrafluoroethanesulfonic acid 389103-92-8 METHANESULFONIC ACID, 1,1,1-TRIFLUORO-, (4AS,5R,6S,8AS)-6-[[(1,1-DIMETHYLETHYL)DIMETHYLSILYL]OXY]-5-[[[(1,1-DIMETHYLETHYL)DIMETHYLSILYL]OXY]METHYL]-3,4,4A,5,6,7,8,8A-OCTAHYDRO-5,8A-DIMETHYL-1-NAPHTHALENYL ESTER