Using C=CC(=O)OCC, CCOC(=O)C1=Cc2cccc(I)c2OCC1 to produce CCOC(=O)/C=C/c1cccc2c1OCCC(C(=O)OCC)=C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.