The SMILES O=C(OCC(=O)N1CCN(S(=O)(=O)c2ccc(Cl)cc2)CC1)c1ccc([N+](=O)[O-])o1 is not a human ether-à-go-go related gene (hERG) blocking compound.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.