Based on the SMILES representation NC(=O)N1c2ccccc2C=Cc2ccccc21, the molecule is not a human ether-à-go-go related gene (hERG) blocker.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule is {herg_blocker#not &NULL}a {herg_blocker__names__noun}.