Using COC(=O)Cc1cccc(OCc2cccc(OCc3nc(-c4ccccc4)oc3C)n2)c1 to produce Cc1oc(-c2ccccc2)nc1COc1cccc(COc2cccc(CC(=O)O)c2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.