Using O=c1ccc2ccccc2n1CCCCBr, c1ccc2c(N3CCNCC3)nsc2c1 to produce O=c1ccc2ccccc2n1CCCCN1CCN(c2nsc3ccccc23)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.