Using COC(=O)NCc1cc(-c2ccn(-c3ccc4c(c3)C=C(C(=O)OC)CO4)n2)ccc1Cl to produce COC(=O)NCc1cc(-c2ccn(-c3ccc4c(c3)C=C(C(=O)O)CO4)n2)ccc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.