The SMILES O=C(CNc1cccc(S(=O)(=O)N2CCCC2)c1)Nc1ccc(C(F)(F)F)cc1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.