The SMILES C[n+]1cccc(C2C(C#N)=C(N)Oc3c2ccc2ccccc32)c1.[I-] is not a hERG blocking compound (IC50 less than 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.