Using COC(=O)c1ccc(-n2nc(-c3ccc(C(C)C)cc3)sc2=O)cc1 to produce CC(C)c1ccc(-c2nn(-c3ccc(C(=O)O)cc3)c(=O)s2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.