The molecule SMILES Cc1ccc(-c2nnn(CC(=O)Nc3ccc4nn(-c5ccccc5)nc4c3)n2)o1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.