Using CN(C(=O)OC(C)(C)C)C(CCN1c2ccccc2N(c2ccccc2F)S1(=O)=O)c1ccccc1 to produce CNC(CCN1c2ccccc2N(c2ccccc2F)S1(=O)=O)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.