The SMILES Cn1nc(C(F)(F)F)c(C(=O)Nc2ccc(F)cc2F)c1Sc1ccc(C(F)(F)F)cc1 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}.