The SMILES O=C(NCCN1CCOCC1)c1ccc(Cl)cc1 is not a human ether-à-go-go related gene (hERG) blocker.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_blocker#not &NULL}a {herg_blocker__names__noun}.
4-chloro-N-(2-morpholin-4-ylethyl)cyclohexa-1,3,5-triene-1-carboxamide