The SMILES CCCC(C(=O)NC1CCCC1)N(C(=O)Cn1nnc(-c2ccc(C)o2)n1)c1ccccc1OC is not a hERG blocking compound (IC50 less than 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.