The molecule with the SMILES O=c1n(CCCN2CCN(c3cccc(Cl)c3)CC2)nc2ccccn12 is a hERG blocker.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} is {herg_blocker#not &NULL}a {herg_blocker__names__noun}.
2-[3-[4-(3-chlorophenyl)piperazin-1-yl]propyl]-[1,2,4]triazolo[4,3-a]pyridin-3-one