Task: Answer the multiple-choice question.
Question: Which drug exhibits a 7.704\% 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. Cc1ncc([N+](=O)[O-])n1CCOC(=O)NC(NCc1ccccc1)C(Cl)(Cl)Cl
b. O=S(=O)(Nc1ccccc1O)c1ccc(Cl)nc1
Answer: a. Cc1ncc([N+](=O)[O-])n1CCOC(=O)NC(NCc1ccccc1)C(Cl)(Cl)Cl
{#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#}
Cc1ncc([N+](=O)[O-])n1CCOC(=O)NC(NCc1ccccc1)C(Cl)(Cl)Cl
Cc1ncc([N+](=O)[O-])n1CCOC(=O)NC(NCc1ccccc1)C(Cl)(Cl)Cl
2-(2-methyl-5-nitroimidazol-1-yl)ethyl N-[1-(benzylamino)-2,2,2-trichloroethyl]carbamate