Using CS(=O)(=O)Cl, C[C@H]1COCCN1c1nc(-c2ccc(NC(=O)NC3CC3)cc2F)nc2c1CNC2 to produce C[C@H]1COCCN1c1nc(-c2ccc(NC(=O)NC3CC3)cc2F)nc2c1CN(S(C)(=O)=O)C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.