Using CCC(CC)c1ccc(Cl)c2nc3n(c12)CCN3, CC(=O)c1c(C)cc(C)cc1C to produce CCC(CC)c1ccc(Cl)c2nc3n(c12)CCN3C(=O)c1c(C)cc(C)cc1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.