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What is the molecular formula of the compound with this IUPAC name 5,5,7,8,8,8-hexafluoro-3,7-bis(trifluoromethyl)octane-1-sulfonyl chloride;[5,5,7,8,8,8-hexafluoro-3,7-bis(trifluoromethyl)octyl] thiocyanate;molecular chlorine ?
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C21H18Cl3F24NO2S2
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