The SMILES O=C(CCNC(=O)c1ccccc1Cl)Nc1cc(C(F)(F)F)ccc1N1CCCC1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.