Using CCOC([O-])[O-], O=C(Nc1ccc(Oc2cccc3c2CCC3=O)nc1)c1ccc(Cl)c(Cl)c1 to produce CCOC1=CCc2c(Oc3ccc(NC(=O)c4ccc(Cl)c(Cl)c4)cn3)cccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.