Using OCCc1nc(Cl)c2c(-c3ccc(F)cc3)csc2n1, COCC1CCNCC1 to produce COCC1CCN(c2nc(CCO)nc3scc(-c4ccc(F)cc4)c23)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.