Using COC(=O)CNC(=O)c1c(O)c2ccc(-c3c(C)noc3C)cc2n(C)c1=O to produce Cc1noc(C)c1-c1ccc2c(O)c(C(=O)NCC(=O)O)c(=O)n(C)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.