The SMILES O=C(O)c1ccc2c(c1)C(=O)N(c1nccs1)C2=O 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}.