Using C[C@H](CN(C(=O)OC(C)(C)C)C(=O)OC(C)(C)C)c1ccnc2c1OCCO2 to produce C[C@H](CN)c1ccnc2c1OCCO2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.