Based on the SMILES representation Cc1cc(=O)nc2c3ccccc3n(C(C)C(=O)NCCC(C)C)n12, the molecule is not a hERG blocking compound.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.