The SMILES O=C([O-])c1ccc(-n2nc(C(F)(F)F)cc2-c2cccs2)cc1.[Na+] is not a human ether-à-go-go related gene (hERG) blocking compound.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.