The SMILES Cn1ccc(=Nc2ccc(NC(=O)c3ccc(N=c4ccn(C)c5ccc([N+](=O)[O-])cc45)cc3)cc2)cc1 is from a molecule that is not a human ether-à-go-go related gene (hERG) blocking compound.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.