The molecule with the SMILES Cn1c(=O)c2cc3c(nc2n(C)c1=O)CC(c1ccccc1)CC3=O is not a hERG blocking compound (IC50 < 10uM).
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.