The SMILES CC12CC(c3ccccc3O1)N(C(=O)c1ccco1)C(=O)N2c1ccccc1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.