Using CCCCCCCCC(O)/C=C/C=C/c1cccc(Br)n1, COC(=O)CCCC=O to produce CCCCCCCCC(O)/C=C/C=C/c1cccc(C(O)CCCC(=O)OC)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.