Based on the SMILES O=Cc1cc(N=Nc2ccc(S(=O)(=O)[O-])cc2)ccc1O.[Na+], 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}.