Task: Answer the multiple choice question.
Query: Which compound exhibits a 13.046\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] CCOC(=O)C1CCN(S(=O)(=O)c2c(C(=O)N3CCCCC3)c(C)n(C)c2C)CC1
[b] CCOC(=O)c1[nH]c2ccccc2c1NC(=O)C(CC)CC
[c] CN1CC(=O)N(CC(=O)N2N=C(c3ccc(Cl)cc3)CC2c2ccco2)C1=O
Answer: b. CCOC(=O)c1[nH]c2ccccc2c1NC(=O)C(CC)CC
{#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#}
CCOC(=O)c1[nH]c2ccccc2c1NC(=O)C(CC)CC
CCOC(=O)c1[nH]c2ccccc2c1NC(=O)C(CC)CC
ethyl3-(2-ethylbutanoylamino)-1H-indole-2-carboxylate