The SMILES Cc1c(NC(=O)c2ccc(-c3cccc([N+](=O)[O-])c3)o2)c(=O)n(-c2ccccc2)n1C is not a hERG blocker.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.