Task: Answer the multiple-choice question.
Question: Which drug has a 12.736\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. O=C(C1CCN(S(=O)(=O)c2cccc3cccnc23)CC1)N1CCN(c2ccccc2)CC1
b. CCOc1ccccc1-n1nnnc1SCC(=O)NCc1ccco1
c. O=C(NN1C(=O)c2ccccc2NC1c1ccc([N+](=O)[O-])o1)c1ccc(Br)cc1
Answer: b. CCOc1ccccc1-n1nnnc1SCC(=O)NCc1ccco1
{#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#}
CCOc1ccccc1-n1nnnc1SCC(=O)NCc1ccco1
CCOc1ccccc1-n1nnnc1SCC(=O)NCc1ccco1
2-[1-(2-ethoxyphenyl)tetrazol-5-yl]sulfanyl-N-(furan-2-ylmethyl)acetamide