Using CCCS(=O)(=O)Cl, CNc1ccc2c(c1)nc(C(F)(F)F)n2CC1CCOCC1 to produce CCCS(=O)(=O)N(C)c1ccc2c(c1)nc(C(F)(F)F)n2CC1CCOCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.