The SMILES COCCN(CCOC)Cc1c(O)ccc2c3c(c(=O)oc12)CCC3 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}.