The molecule with the SMILES representation of O=C(Oc1cc2oc(=O)c3c(c2cc1Cl)CCCC3)c1ccco1 is not a hERG blocking compound (IC50 less than 10uM).
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.