Task: Answer the MCQ question.
Query: Which drug exhibits a 0.857% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) CC(=O)CCN1CCOCC1
b) Cc1ccc(S(=O)(=O)NNC(=O)c2ccccc2O)cc1
c) CC(=O)O.CC1=CC(C)C(/C=N/N=C(N)N)C(C)C1
Answer: a. CC(=O)CCN1CCOCC1
{#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#}
CC(=O)CCN1CCOCC1
CC(=O)CCN1CCOCC1
4-morpholin-4-ylbutan-2-one