Using O=C1C(Cc2ccncc2)c2cccnc2N1c1ccc(Cl)cc1, ClCc1ccccn1 to produce O=C1N(c2ccc(Cl)cc2)c2ncccc2C1(Cc1ccncc1)Cc1ccccn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.