Problem statement: Answer the MCQ question.
Question: Which drug has a 15.905\% 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: CCOC(=O)C1CCN(C(=O)CSc2n[nH]c(=O)[nH]c2=O)CC1
b: C[C@@H](OC(=O)N1CCCCC1)[C@H]1O[C@]2(C)CCCC[C@H]1O2
Answer: a. CCOC(=O)C1CCN(C(=O)CSc2n[nH]c(=O)[nH]c2=O)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#}
CCOC(=O)C1CCN(C(=O)CSc2n[nH]c(=O)[nH]c2=O)CC1
CCOC(=O)C1CCN(C(=O)CSc2n[nH]c(=O)[nH]c2=O)CC1
ethyl 1-[2-[(3,5-dioxo-2H-1,2,4-triazin-6-yl)sulfanyl]acetyl]piperidine-4-carboxylate