The SMILES CCCCn1c(N)c(N(Cc2ccccc2OC)C(=O)c2cc(=O)[nH]c3ccccc23)c(=O)[nH]c1=O is not a hERG blocking compound.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.