Using OCCO, CC(=O)c1ccc(/C=C(\C)c2ccc3c(c2)C(C)(C)CCC3(C)C)cc1 to produce C/C(=C\c1ccc(C2(C)OCCO2)cc1)c1ccc2c(c1)C(C)(C)CCC2(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.