Using CCOC(=O)c1cc2c(-c3cc(OCc4ccccc4)c(Cl)cc3Cl)nc(N)nc2s1 to produce Nc1nc(-c2cc(OCc3ccccc3)c(Cl)cc2Cl)c2cc(C(=O)O)sc2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.