The SMILES Cc1cc2cc(CNC(=S)Nc3ccc(OC(F)(F)F)cc3)ccc2[nH]1 is not a hERG blocking compound (IC50 less than 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.