The SMILES COc1cc(C(=O)N2CCCc3ccccc32)c([N+](=O)[O-])cc1OC 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}.