The SMILES C=CCN1CC2(c3ccccc3)CN(CC=C)CC(c3ccccc3)(C1)C2=O is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.