The SMILES O=C(NCCc1ccccc1)c1ccc2nc3cc(Cl)ccc3c(=O)n2c1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.