Using COC(=O)c1ccc2nc(-c3cc4cc(OC)ccc4[nH]3)c(N(C)C(C)C)nc2c1 to produce COc1ccc2[nH]c(-c3nc4ccc(C(=O)O)cc4nc3N(C)C(C)C)cc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.