The molecule with the SMILES CCn1cc(Cl)c(C(=O)Nc2nc3ccccc3n2CCN2CCCCC2)n1 is a hERG blocking compound (IC50 less than 10uM).
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.