Using CCOC(=O)CCCBr, NC(=O)c1ccc(N2CCC[C@@H](N)C2)nc1Nc1ccc(C(=O)N2CCOCC2)cc1 to produce NC(=O)c1ccc(N2CCC[C@@H](N3CCCC3=O)C2)nc1Nc1ccc(C(=O)N2CCOCC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.