The molecule with the SMILES Cc1ccnc2nc(C(=O)Nc3nnc(-c4ccc(Cl)cc4)o3)nn12 is not a hERG blocking compound.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.