Using c1ccc2c(N3CCNCC3)cccc2c1, O=S1C=Nc2ccc(CCBr)cc21 to produce O=S1C=Nc2ccc(CCN3CCN(c4cccc5ccccc45)CC3)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.