Task: Answer the MCQ question.
Question: Which compound has a 13.682% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) O=C(C1CCCO1)N1CCN(c2ncccn2)CC1
(b) COc1cccc(C(=O)Nc2ccc3c(c2)C(=O)N(CC2CCCO2)C3=O)c1
Answer: a. O=C(C1CCCO1)N1CCN(c2ncccn2)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(C1CCCO1)N1CCN(c2ncccn2)CC1
O=C(C1CCCO1)N1CCN(c2ncccn2)CC1
oxolan-2-yl-(4-pyrimidin-2-ylpiperazin-1-yl)methanone