The SMILES CN(C)/C=C(\C#N)C(=O)N/N=C/c1ccc(Cl)cc1 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}.