Task: Answer the MCQ question.
Query: Which compound has a 0.563% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) Cc1noc(C)c1COC(=O)c1ccccc1Sc1ccccc1C#N
(b) O=C(NNC(=O)C1CCCO1)c1ccc(Cl)cc1
Answer: b. O=C(NNC(=O)C1CCCO1)c1ccc(Cl)cc1
{#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#}
O=C(NNC(=O)C1CCCO1)c1ccc(Cl)cc1
O=C(NNC(=O)C1CCCO1)c1ccc(Cl)cc1
N'-(4-chlorobenzoyl)oxolane-2-carbohydrazide