The SMILES COCCn1nnnc1C(c1cc2cc(C)ccc2[nH]c1=O)N1CCc2ccccc21 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}.