Using CCOC(=O)c1cc2c(OS(=O)(=O)C(F)(F)F)cccc2cc1Cl, CN(C)C=O to produce CCOC(=O)c1cc2c(C#N)cccc2cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.