Using CC1(C)C(=O)N(C2CCN(C(=O)[C@@H](N)CCc3ccccc3)CC2)c2ccccc21, O=C(Cl)CCl to produce CC1(C)C(=O)N(C2CCN(C(=O)[C@H](CCc3ccccc3)NC(=O)CCl)CC2)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.