Using O=C(NC(=S)N(CCO)c1ccccc1)c1cnccc1C(F)(F)F to produce O=C(N=C1SCCN1c1ccccc1)c1cnccc1C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.