The SMILES COc1cccc(C2c3c(oc4ccccc4c3=O)C(=O)N2c2ccccn2)c1 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}.