The SMILES CCOc1ccc(N2CC(=O)N(c3ccc(OCC)cc3)CC2=O)cc1 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}.