Using O=Cc1ccc(Cl)c(Cl)c1, CCOC(=O)CCc1ccc(Oc2ccc(N)cn2)cc1 to produce CCOC(=O)CCc1ccc(Oc2ccc(NCc3ccc(Cl)c(Cl)c3)cn2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.