The molecule SMILES O=C1C2CCCN2C(c2ccncc2)N1c1ccc(Cl)c(Cl)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}.