Task: Answer the multiple-choice question.
Query: Which drug has a 12.189\% 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(c1ccccc1)c1c[nH]c2ccccc12
b CC1(C)Cc2c(C#N)c(NCC3CCCO3)nc(-c3ccco3)c2CO1
c O=C(Nc1ccc(Cl)c(Cl)c1)c1ccco1
Answer: a. O=C(c1ccccc1)c1c[nH]c2ccccc12
{#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#}
O=C(c1ccccc1)c1c[nH]c2ccccc12
O=C(c1ccccc1)c1c[nH]c2ccccc12
1H-indol-3-yl(phenyl)methanone