The molecule with the SMILES representation of Cc1c(Br)c(C(=O)N2N=C(C(F)F)CC2(O)C(F)F)nn1C is not a hERG blocking compound (IC50 less than 10uM).
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.