Using COC(=O)c1cc2[nH]nc(NC(=O)c3ccc(N4CCOCC4)cc3)c2s1 to produce O=C(Nc1n[nH]c2cc(C(=O)O)sc12)c1ccc(N2CCOCC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.