Bis(trifluoromethylsulfonyl)methane

bis(trifluoromethylsulphonyl)methane

Bis(TrifluoroMethanesulfonyl)Methane

trifluoro(triflylmethylsulfonyl)methane

trifluoro(trifluoromethylsulfonylmethylsulfonyl)methane