Using OCc1ccco1, CC(=O)c1cc2c(nc1C)C1=NC(C)(C(C)C)C(=O)N1C2=O to produce CC(=O)c1cc(C(=O)OCc2ccco2)c(C2=NC(C)(C(C)C)C(=O)N2)nc1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.