Using Cc1nc(O)nn1-c1cccc(F)n1, CCOP(=S)(Cl)OCC to produce CCOP(=S)(OCC)Oc1nc(C)n(-c2cccc(F)n2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.