The SMILES CCOc1ccc(N2CC(C(=O)N3CCCc4ccccc43)CC2=O)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}.