Using O=Cc1cnc2snnc2c1, CC(C)(C)OC(=O)N1CC[C@H](N)[C@H](F)C1 to produce F[C@H]1CNCC[C@H]1NCc1cnc2snnc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.