Based on the SMILES representation Nc1c(C(=O)N2CCCCC2)sc2nc3c(cc12)CCCC3, the molecule is not a hERG blocking compound (IC50 < 10uM).
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.