tetrafluoroethylene
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tetrafluoroethylene
polytetrafluoroethylene
tetraethyl
tetramethyluronium
trichloroethylene
ferrocyanide
tetryl
ethylene
tetrabromoethane
ferricyanide
phenylethylamine
perchlorate
trimethylamine
trifluoromethyl
trinitrotoluene
tetrachloride
triethylamine
carbonyl
diethylene
methylene
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