Based on the SMILES O=C1N(Cc2cccc(Cl)c2)C[C@@H]2C[C@@H](c3ccc4nonc4c3)N3CCC[C@@]123, the molecule is a hERG blocking compound (IC50 < 10uM).
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.