The SMILES Cc1[nH]c(=O)c(C#N)c(C)c1CCC(=O)N(C)CC(=O)Nc1ccc(Cl)c(Cl)c1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.