Task: Answer the MCQ question.
Question: Which drug has a -72.043% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) O=C(CCCC(=O)N1CCN(c2ccc([N+](=O)[O-])cc2)CC1)c1ccccc1
(b) c1ccc(-n2c(-c3cccs3)nc3nc4ccccc4nc32)cc1
Answer: a. O=C(CCCC(=O)N1CCN(c2ccc([N+](=O)[O-])cc2)CC1)c1ccccc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(CCCC(=O)N1CCN(c2ccc([N+](=O)[O-])cc2)CC1)c1ccccc1
O=C(CCCC(=O)N1CCN(c2ccc([N+](=O)[O-])cc2)CC1)c1ccccc1
1-[4-(4-nitrophenyl)piperazin-1-yl]-5-phenylpentane-1,5-dione