The molecule SMILES O=c1cc2c(nn1Cc1cccc(Cl)c1)-c1ccccc1CC2 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}.