Using CNC(=O)Cn1c(=O)n(C2CCN(C3Cc4ccc(OC)c5cccc3c45)CC2)c2ccccc21 to produce CNC(=O)Cn1c(=O)n(C2CCN(C3Cc4ccc(O)c5cccc3c45)CC2)c2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.