Task: Answer the MCQ question.
Question: Which drug exhibits a -19.984% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) Cc1cccc2nc(-c3cccnc3)c(NCCC(C)C)n12
b.) CCOC(=O)N1CCN(CC(=O)N2c3ccccc3CCc3ccccc32)CC1.O=C(O)C(=O)O
Answer: a. Cc1cccc2nc(-c3cccnc3)c(NCCC(C)C)n12
{#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#}
Cc1cccc2nc(-c3cccnc3)c(NCCC(C)C)n12
Cc1cccc2nc(-c3cccnc3)c(NCCC(C)C)n12
5-methyl-N-(3-methylbutyl)-2-pyridin-3-ylimidazo[1,2-a]pyridin-3-amine