Based on the SMILES O=C1C2C3c4ccccc4C(c4ccccc43)[C@@H]2c2nc3ccccc3n21, the molecule is not a human ether-à-go-go related gene (hERG) blocking compound.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.