The SMILES O=[N+]([O-])c1ccc(S(=O)(=O)Nc2cccc(-c3ccc(N4CCOCC4)nn3)c2)cc1 is not a human ether-à-go-go related gene (hERG) blocker.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.