The SMILES COCCNc1nc2c(c(=O)n(Cc3cccc(Cl)c3)c(=O)n2C)n1C 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}.