Problem statement: Answer the MCQ question.
Query: Which drug has a 18.435% 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] CCN(c1ccccc1)S(=O)(=O)c1cc(C(=O)Nc2ccccc2Cl)ccc1F
[b] COC(=O)c1cccc([N+](=O)[O-])c1CN1CCCC(C(N)=O)C1
Answer: b. COC(=O)c1cccc([N+](=O)[O-])c1CN1CCCC(C(N)=O)C1
{#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#}
COC(=O)c1cccc([N+](=O)[O-])c1CN1CCCC(C(N)=O)C1
COC(=O)c1cccc([N+](=O)[O-])c1CN1CCCC(C(N)=O)C1
methyl 2-[(3-carbamoylpiperidin-1-yl)methyl]-3-nitrobenzoate