The molecule SMILES COCCNC(=O)Nc1ccc2nc(-c3cccs3)c(-c3cccs3)nc2c1 is not a human ether-à-go-go related gene (hERG) blocker.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.