Using Clc1ncccn1, Cn1nc(-c2cc(O)c(Cl)cc2F)c(=O)n(C)c1=S to produce Cn1nc(-c2cc(Oc3ncccn3)c(Cl)cc2F)c(=O)n(C)c1=S, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.