Using [I-], CCCCCCCC/C=C\CCCCCCCCN(CCCCCCCC/C=C\CCCCCCCC)C(=O)CBr to produce CCCCCCCC/C=C\CCCCCCCCN(CCCCCCCC/C=C\CCCCCCCC)C(=O)CI, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.