The SMILES CCCCn1c(N)c(N(CC(C)C)C(=O)c2oc3ccc(OC)cc3c2C)c(=O)[nH]c1=O represents a molecule that is not a hERG blocker.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.