Using COc1ccc(N2CCN(c3ccc(N4C(=O)NC(C)(C)C4=O)cc3)CC2)cc1, CC(=O)C(C)Cl to produce COc1ccc(N2CCN(c3ccc(N4C(=O)N(C(C)C(C)=O)C(C)(C)C4=O)cc3)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.