Using CS(=O)(=O)Cl, CCn1ncc2c(NC3CCOCC3)c(-c3nc(CC4CCNCC4)no3)cnc21 to produce CCn1ncc2c(NC3CCOCC3)c(-c3nc(CC4CCN(S(C)(=O)=O)CC4)no3)cnc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.