Using NC(=O)CBr, O=c1[nH]c2ccc([C@H]3CC[C@H](NCCCc4ccc(F)cc4)CC3)cc2o1 to produce NC(=O)CN(CCCc1ccc(F)cc1)C1CCC(c2ccc3[nH]c(=O)oc3c2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.