Using Nc1ccc(N2CCOCC2)cc1, COc1cc(Br)c2[nH]c(C(=O)O)cc(=O)c2c1 to produce COc1cc(Br)c2[nH]c(C(=O)Nc3ccc(N4CCOCC4)cc3)cc(=O)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.