The molecule SMILES Cn1ccc(=Nc2ccc(NC(=O)c3ccc(N=c4ccn(C)c5ccc([N+](=O)[O-])cc45)cc3)cc2)cc1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.