Using COC(=O)CCc1nc(-c2ccc(Nc3cc(-c4cc(Cl)ccc4C)nc(N)n3)cc2)co1 to produce Cc1ccc(Cl)cc1-c1cc(Nc2ccc(-c3coc(CCC(=O)O)n3)cc2)nc(N)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.