Based on the SMILES Br.Brc1ccc(C2=Nn3c(nnc3-c3cccnc3)SC2)s1, the molecule is not a hERG blocker.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.