The SMILES COC(=O)C1CCN(CCCOc2ccc(CN3CCN(c4ccc([N+](=O)[O-])cc4)CC3)cc2)CC1 is a hERG blocking compound (IC50 less than 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.