Using CCCCOC(=O)/C=C/c1ccc(Oc2ccc(OCc3ccc(C)cc3)cn2)cc1C to produce Cc1ccc(COc2ccc(Oc3ccc(/C=C/C(=O)O)c(C)c3)nc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.