Using CC(C)(C)OC(=O)N(c1cccnc1)c1nccnc1C(=O)O, Cc1csc(N)n1 to produce Cc1csc(NC(=O)c2nccnc2N(C(=O)OC(C)(C)C)c2cccnc2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.