Using O=C1NC(=O)c2ccc(Br)cc2/C1=C/NCc1cc(O)cc(O)c1, CCCI to produce CCCOc1cc(O)cc(CNC=C2C(=O)NC(=O)c3ccc(Br)cc32)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.