Using COS(=O)(=O)OC, Cc1ccc(-n2nc(O)c[n+]2[O-])cc1Cl to produce COc1c[n+]([O-])n(-c2ccc(C)c(Cl)c2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.