Using CC(=O)OC(C)=O, Cc1c2ccncc2c(C)c2c1[nH]c1ccc(O)cc12 to produce CC(=O)Oc1ccc2[nH]c3c(C)c4ccncc4c(C)c3c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.