Using Cc1c(C)c(OCc2ccccc2)c(C=O)c(C)c1OCc1ccccc1, C1CCOC1 to produce C=CCC(O)c1c(C)c(OCc2ccccc2)c(C)c(C)c1OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.