Using Nc1c(Cl)ccc2cccnc12, O=S(=O)(Cl)c1ccccc1 to produce O=S(=O)(Nc1c(Cl)ccc2cccnc12)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.