The SMILES O=C(Nc1ccccc1)c1cccc(N2C(=O)C3C4C=CC(C4)C3C2=O)c1 is not a human ether-à-go-go related gene (hERG) blocking compound.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.