Using Clc1ccc(/C=C/CN2CCC3(CNc4ccc(Cl)cc43)C2)cc1, O=C(Cl)c1ccnc(Cl)c1 to produce O=C(c1ccnc(Cl)c1)N1CC2(CCN(C/C=C/c3ccc(Cl)cc3)C2)c2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.