Using O=C1c2[nH]c3cc(-c4ccccc4)nn3c(=O)c2CN1C1CCCCC1, CCOC(=O)CCCBr to produce CCOC(=O)CCCn1c2c(c(=O)n3nc(-c4ccccc4)cc13)CN(C1CCCCC1)C2=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.