The SMILES CC(=O)Oc1ccc(Oc2ccc(-c3noc(C)n3)cc2)cc1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.