The SMILES COc1ccc2c(=O)c3c(=O)n(CCc4ccccc4)c(C(C)C)nc3oc2c1 is not a hERG blocking compound (IC50 less than 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.