Problem statement: Answer the MCQ question.
Question: Which compound has a 5.227% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] COC(=O)c1cc(S(=O)(=O)N2CCN(c3cccc(Cl)c3)CC2)c[nH]1
[b] CCOc1ccc2nc(C(C)O)[nH]c2c1
[c] COC(=O)CCc1nc2ccccc2nc1OC
Answer: b. CCOc1ccc2nc(C(C)O)[nH]c2c1
{#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#}
CCOc1ccc2nc(C(C)O)[nH]c2c1
CCOc1ccc2nc(C(C)O)[nH]c2c1
1-(6-ethoxy-1H-benzimidazol-2-yl)ethanol