Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 17.082\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CC1C2(C)OCC(C#N)(C(=N)O2)C1(C#N)C#N
b. CCNC(=O)OCc1cn(-c2ccc(Cl)cc2)nn1
Answer: a. CC1C2(C)OCC(C#N)(C(=N)O2)C1(C#N)C#N
{#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#}
CC1C2(C)OCC(C#N)(C(=N)O2)C1(C#N)C#N
CC1C2(C)OCC(C#N)(C(=N)O2)C1(C#N)C#N
3-imino-1,7-dimethyl-2,6-dioxabicyclo[2.2.2]octane-4,8,8-tricarbonitrile