Task: Answer the MCQ question.
Query: Which compound has a 16.506\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CC(C)CCOC(=O)C[N+](C)(C)CCOC1CC2CCC1(C)C2(C)C.[Cl-]
b COc1ccccc1-c1oc2ccccc2c1C#CC(C)(C)O
Answer: b. COc1ccccc1-c1oc2ccccc2c1C#CC(C)(C)O
{#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#}
COc1ccccc1-c1oc2ccccc2c1C#CC(C)(C)O
COc1ccccc1-c1oc2ccccc2c1C#CC(C)(C)O
4-[2-(2-methoxyphenyl)-1-benzofuran-3-yl]-2-methylbut-3-yn-2-ol