The SMILES COC(=O)c1ccc(NC(=O)C23CC4CC(C2)CC(n2cncn2)(C4)C3)cc1 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}.