Based on the SMILES O=C1c2ccccc2C(Nc2ccc(-c3nc4ccccc4[nH]3)cc2)N1Cc1ccco1, the molecule is not a hERG blocker.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.