Task: Answer the multiple choice question.
Question: Which compound exhibits a -6.824\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) Cc1cc2ccccc2n1CCNC(=O)C1CC1
(b) CSc1ccccc1NC(=O)CN(C)CC(=O)Nc1cccc(Br)c1
Answer: a. Cc1cc2ccccc2n1CCNC(=O)C1CC1
{#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#}
Cc1cc2ccccc2n1CCNC(=O)C1CC1
Cc1cc2ccccc2n1CCNC(=O)C1CC1
N-[2-(2-methylindol-1-yl)ethyl]cyclopropanecarboxamide