Using COc1ccc(C(=O)Nc2cc(N)ccc2C)cc1OC, O=C(Cl)c1ccc(CCl)cc1 to produce COc1ccc(C(=O)Nc2cc(NC(=O)c3ccc(CCl)cc3)ccc2C)cc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.