Based on the SMILES O=C([O-])CCc1nc(-c2ccccc2)c(-c2ccccc2)o1, the molecule is not a hERG blocker.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule is {herg_blocker#not &NULL}a {herg_blocker__names__noun}.
3-(4,5-diphenyl-1,3-oxazol-2-yl)propanoate