Using CCC(O)c1cc2n(c(=O)c1C)Cc1cc3ccccc3nc1-2, CC(C)(C)OC(=O)NCC(=O)O to produce CCC(OC(=O)CNC(=O)OC(C)(C)C)c1cc2n(c(=O)c1C)Cc1cc3ccccc3nc1-2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.