Methyl perfluoroheptanoate14312-89-131 % similar Methyl perfluorohexadecanoate165457-57-831 % similar Methyl perfluorotetradecanoate203302-99-231 % similar Methyl 2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-nonadecafluorodecanoate307-79-931 % similar Perfluorooctanoic acid sodium salt335-95-531 % similar 4,4,5,5,6,6,6-Heptafluorohexanoic acid356-02-531 % similar Methyl perfluorooctanoate376-27-231 % similar Methyl perfluorononanoate51502-45-531 % similar Methyl perfluorododecanoate56554-52-031 % similar Butyl 2,2,3,3,4,4,4-heptafluorobutanoate1559-07-530 % similar N-(Heptafluorobutyryl)imidazole32477-35-330 % similar 2,2,3,3,4,4,4-Heptafluorobutanol375-01-930 % similar