Using CCOC(=O)c1cn(C[C@H]2CCN(C(=O)OC(C)(C)C)C2)c2ccc(I)cc2c1=O to produce CCOC(=O)c1cn(C[C@@H]2CCNC2)c2ccc(I)cc2c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.