Task: Answer the multiple-choice question.
Question: Which compound has a -3.168\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. COc1cc(NC(=O)CCC(=O)O)nc(OC)n1
b. O=C(/C=C/c1ccccc1)N1CCN(c2ccccn2)CC1
Answer: b. O=C(/C=C/c1ccccc1)N1CCN(c2ccccn2)CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(/C=C/c1ccccc1)N1CCN(c2ccccn2)CC1
O=C(/C=C/c1ccccc1)N1CCN(c2ccccn2)CC1
(E)-3-phenyl-1-(4-pyridin-2-ylpiperazin-1-yl)prop-2-en-1-one