Using CCCCN(Cc1ccc(OCC(=O)OCC)c(C)c1)c1cccc(-c2ccc(C)cc2)c1C to produce CCCCN(Cc1ccc(OCC(=O)O)c(C)c1)c1cccc(-c2ccc(C)cc2)c1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.