Using O=Cc1cc(-c2ccccc2)n(S(=O)(=O)c2ccc3c(c2)S(=O)(=O)CC3)c1, CN to produce CNCc1cc(-c2ccccc2)n(S(=O)(=O)c2ccc3c(c2)S(=O)(=O)CC3)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.