Using CCN(Cc1ccccc1)C(=O)Cc1cnc(CNC(=O)OC(C)(C)C)c2cc(OC)c(OC)cc12 to produce CCN(Cc1ccccc1)C(=O)Cc1cnc(CN)c2cc(OC)c(OC)cc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.