Using CCOC(=O)n1nc(NC(=O)c2ccc(N3CCN(C)CC3)cc2)c2c1CN(C(=O)OC(C)(C)C)C2 to produce CCOC(=O)n1nc(NC(=O)c2ccc(N3CCN(C)CC3)cc2)c2c1CNC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.