Using CCCc1nn(C)c2c(=O)[nH]c(-c3cc(C(=O)CBr)ccc3OCC)nc12, C1CCNCC1 to produce CCCc1nn(C)c2c(=O)[nH]c(-c3cc(C(=O)CN4CCCCC4)ccc3OCC)nc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.