Using CS(=O)(=O)Cl, CC(C)CNC[C@H]1CN(C(=O)OC(C)(C)C)CCN1C(=O)OC(C)(C)C to produce CC(C)CN(C[C@H]1CN(C(=O)OC(C)(C)C)CCN1C(=O)OC(C)(C)C)S(C)(=O)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.