Based on the SMILES representation CN(Cc1nc2c(s1)CCCC2)C(=O)CCc1nnc(-c2ccccc2)o1, 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}.