The SMILES O=C(COC(=O)CCCN1C(=O)c2cccc3cccc(c23)C1=O)Nc1cccc(Br)c1 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}.