The molecule SMILES CN(C)C=O.COc1ccccc1NC(=O)C1=C(C)NC(=O)NC1c1ccccc1[N+](=O)[O-] is not a hERG blocker.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.