Using COCOc1nc2c(c(CBr)nn2C)c2ccc(F)cc12, C1CCNCC1 to produce Cn1nc(CN2CCCC2)c2c3ccc(F)cc3c(=O)[nH]c21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.