Using COC(=O)c1cnc2c(c1)NCCO2, O=S(=O)(Cl)c1ccccc1 to produce COC(=O)c1cnc2c(c1)N(S(=O)(=O)c1ccccc1)CCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.