Task: Answer the MCQ question.
Query: Which drug has a 22.482% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. N#CCc1nc2ccccc2c(=O)[nH]1
b. COC(C[C@@H]1O[C@@H]1C(=O)[C@@H](C)OCc1ccccc1)OC
Answer: b. COC(C[C@@H]1O[C@@H]1C(=O)[C@@H](C)OCc1ccccc1)OC
{#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(C[C@@H]1O[C@@H]1C(=O)[C@@H](C)OCc1ccccc1)OC
COC(C[C@@H]1O[C@@H]1C(=O)[C@@H](C)OCc1ccccc1)OC
(2R)-1-[(2S,3S)-3-(2,2-dimethoxyethyl)oxiran-2-yl]-2-phenylmethoxypropan-1-one