Using CSc1sc(C(=N)NC(=O)OC(C)(C)C)cc1-c1csc(Nc2cccc(CN3CCCC(C)C3)c2)n1 to produce CSc1sc(C(=N)N)cc1-c1csc(Nc2cccc(CN3CCCC(C)C3)c2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.