Using C1=C(CCCc2ccccc2)CCN(Cc2nc3ccccc3[nH]2)C1 to produce c1ccc(CCCC2CCN(Cc3nc4ccccc4[nH]3)CC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.