2H,2H,3H,3H-PERFLUORONONANOIC ACID

1,1,1,2,3,4,4,4-OCTAFLUOROBUTANE

2H-PERFLUORO-5,8,11,14,17-PENTAMETHYL-3,6,9,12,15,18-HEXAOXAHENEICOSANE

2H-PERFLUORO-5,8,11,14,17-PENTAMETHYL-3,6,9,12,15,18-HEXAOXAHENEICOSANE

2-HYDRAZINO-1,3-BENZOXAZOLE

2-HYDROXY-2-(TRIFLUOROMETHYL)BUTYRIC ACID

2-HYDROXY-2-(TRIFLUOROMETHYL)BUTYRIC ACID

2-Hydroxy-2-methyl-3-oxobutanoicacid