The SMILES C[n+]1cc(C(=O)N2CCCCC2)ccc1/C=C/c1c[nH]c2ccccc12.[I-] is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.