The SMILES CC(C)c1cc(-c2cc(C(=O)NCc3ccccc3)on2)nc(NC2CCCC2)n1 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}.