The SMILES CCC(=O)N(Cc1cc2ccc(C)cc2n2nnnc12)C1CCCCC1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.