1,1,2,2,3,3,4,4,5,5,6,6-dodecafluoro-7-fluorosulfinyloxyheptane

acetic acid,2,2,3,3,4,4,5,5,6,6,7,7-dodecafluoroheptan-1-ol

2,2,3,3,4,4,5,5,6,6,7,7-dodecafluoroheptan-1-ol,propanoic acid

2,2,3,3,4,4,5,5,6,6,7,7-dodecafluoroheptyl butanoate

2,2,3,3,4,4,5,5,6,6,7,7-dodecafluoroheptyl 2-chloroacetate