The molecule with the SMILES representation of CCCCNC(=O)CCC(=O)Nc1ncc(-c2ccc(C)cc2)n1C is not 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}.