Using COCn1cc(C=NS(=O)(=O)c2ccc(C(F)(F)F)cc2)c(I)n1 to produce COCn1cc(CNS(=O)(=O)c2ccc(C(F)(F)F)cc2)c(I)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.