Using [NH4+], Clc1ncnc2c1ccn2Cc1nc2ccccc2n1-c1ccccc1 to produce Nc1ncnc2c1ccn2Cc1nc2ccccc2n1-c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.