The molecule SMILES O=C1NC(=O)C(c2ccccc2)(c2ccccc2)N1 is not a human ether-à-go-go related gene (hERG) blocking compound.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_blocker#not &NULL}a {herg_blocker__names__noun}.
5,5-diphenylimidazolidine-2,4-dione