Using COC(=O)c1ccc2c(nc(C)n2Cc2ccccc2)c1C(=O)OC to produce Cc1nc2c(C(=O)O)c(C(=O)O)ccc2n1Cc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.