Using CCOC(=O)C1CCN(c2ccc(C(=O)O)cc2)CC1, CC(C)(C)c1cccc(N)c1 to produce CCOC(=O)C1CCN(c2ccc(C(=O)Nc3cccc(C(C)(C)C)c3)cc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.