Using O=C(N=C=S)c1ccccc1, N[C@@]1(c2ccccc2F)CO[C@H](C(F)(F)F)[C@H]1CO to produce O=C(NC(=S)N[C@@]1(c2ccccc2F)CO[C@H](C(F)(F)F)[C@H]1CO)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.