Using O=C(Cl)N1Cc2ccccc2Oc2ccc(Cl)cc21, OCCCNCc1ccncc1 to produce O=C(OCCCNCc1ccncc1)N1Cc2ccccc2Oc2ccc(Cl)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.