The SMILES O=C(O)CCC1(CCC(=O)O)c2ccccc2-c2ccccc21 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}.