2-fluoro-1-iodo-2 7 7-trimethyloctane July 8, 2019 16 32 64 128 2 2-dimethoxy-4-(trifluoromethyl)-1 3-dioxolane 2 3 5 6-tetrafluoro-7 7 8 8-tetracyanoquinodimethane 2 2 2-trifluoroethyl trifluoromethanesulfonate 2 2 2-trifluoroethanol