The SMILES COC(=O)c1ccc(C2C(C#N)=C(C)NC3=C2C(=O)CC(C)(C)C3)cc1 represents a molecule that is not a hERG blocker.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.