The SMILES O=C(C1CCN(S(=O)(=O)c2cccc3cccnc23)CC1)N1CCN(c2ccc(Cl)cc2)CC1 is not a hERG blocking compound.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.