The SMILES O=C(O)CCCn1cc(NC(=O)c2ccc(Br)o2)cn1 is from a molecule that is not a hERG blocking compound.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.