The SMILES NC(=O)NOC[C@H]1NC(=O)NC1=O is from a molecule that is not a human ether-à-go-go related gene (hERG) blocker.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {herg_blocker#not &NULL}a {herg_blocker__names__noun}.
[(4R)-2,5-dioxoimidazolidin-4-yl]methoxyurea