The SMILES COc1ccc(-c2noc(CN(C)C(=O)CCN3C(=O)[C@H]4CC=CC[C@H]4C3=O)n2)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}.