Using CSC1=NCCN1, NCc1ccc(C(=O)Nc2ccccc2C(=O)Nc2ccc(Cl)cn2)cc1 to produce O=C(Nc1ccccc1C(=O)Nc1ccc(Cl)cn1)c1ccc(CNC2=NCCN2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.