The SMILES CC(=O)Oc1ccc2c(=O)c(N3C(=O)c4ccccc4C3=O)c(C)oc2c1 represents a molecule that is not a hERG blocking compound.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.