The SMILES O=C(Nc1cc(Cl)ccc1O)C1CC(c2c(F)cccc2Cl)=NO1 is not a human ether-à-go-go related gene (hERG) blocker.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.