Using Nc1ccc2cc(C(=O)O)cc(O)c2c1N, COc1c(C=O)cccc1-c1ccccc1 to produce COc1c(-c2ccccc2)cccc1-c1nc2c(ccc3cc(C(=O)O)cc(O)c32)[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.