Task: Answer the multiple-choice question.
Question: Which drug exhibits a 9.863\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a Nc1c(C(=O)N2CCOCC2)sc2nc(N3CCOCC3)c3c(c12)CCCC3
b CCOc1ccccc1N1CCN(C(=O)CC(C)C)CC1
Answer: b. CCOc1ccccc1N1CCN(C(=O)CC(C)C)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#}
CCOc1ccccc1N1CCN(C(=O)CC(C)C)CC1
CCOc1ccccc1N1CCN(C(=O)CC(C)C)CC1
1-[4-(2-ethoxyphenyl)piperazin-1-yl]-3-methylbutan-1-one