Using OCc1ccccn1, COC(=O)c1ncc(Cl)nc1NCc1ccc(OC)c(Cl)c1 to produce COC(=O)c1ncc(OCc2ccccn2)nc1NCc1ccc(OC)c(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.