Based on the SMILES representation NC(=O)CCN1CCN(C(=O)c2ccc3nc(Cc4cccc(Cl)c4)oc3c2)CC1, the molecule is not a hERG blocker.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.