The SMILES CCOCCCNC(=O)c1ccc2nc(-c3ccc(OC)c(OC)c3)c(-c3ccc(OC)c(OC)c3)nc2c1 is not a hERG blocking compound.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.