Using COc1ccc(CN)cc1Cl, O=C(O)c1c(Cl)nc(Cl)nc1Cl to produce COc1ccc(CNc2nc(Cl)nc(Cl)c2C(=O)O)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.