Task: Please give me a molecule SMILES based on the description below.
Description: A molecule that is a human ether-à-go-go related gene (hERG) blocking compound (<10uM).
Result: c1ccc(N2CCN(CCCCCCN3CCN(c4ccccn4)CC3)CC2)nc1
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: A molecule that is a {herg_blocker__names__noun}.
Result: {SMILES#}
1-pyridin-2-yl-4-[6-(4-pyridin-2-ylpiperazin-1-yl)hexyl]piperazine