Using CSC(=N)N, CC(=CC(=O)NC(C)(C)C)OC(=O)c1nc(Cl)c(NCC2CC2)nc1N to produce CSC(=N)NC(=O)c1nc(Cl)c(NCC2CC2)nc1N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.