The SMILES O=C(O)C1C2C=CC3(O2)C1C(=O)N1c2ccccc2C2OCCC2C13 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}.