Based on the SMILES representation CC(=O)c1ccc(-c2nc3c4ccccc4ccn3c2C(C)=O)o1, the molecule is not 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}.