Using Nc1ccc(-c2cc3ocnc3cc2Cl)cn1, O=C(Cl)c1ccccc1Cl to produce O=C(Nc1ccc(-c2cc3ocnc3cc2Cl)cn1)c1ccccc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.