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

2H-CHROMENE-3-CARBONYL CHLORIDE

2-HEPTYLCYCLOPENTAN-1-ONE OXIME

2H-PERFLUORO-5,8,11,14-TETRAMETHYL-3,6,9,12,15-PENTAOXAOCTADECANE

2H-PERFLUORO-5,8,11-TRIMETHYL-3,6,9,12-TETRAOXAPENTADECANE

2H-PERFLUORO-5-METHYL-3,6-DIOXANONANE

2-HYDRAZINO-1,3-BENZOXAZOLE