Task: Answer the multiple-choice question.
Question: Which drug exhibits a -2.533% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) OCCN1CCOCCN(CCO)CCN(CCO)CC1
(b) CCOc1ccc(-c2cc(C(=O)NN)[nH]n2)cc1
(c) CC(C)CC(=O)N1CCN(Cc2ccc(Br)cc2)CC1
Answer: c. CC(C)CC(=O)N1CCN(Cc2ccc(Br)cc2)CC1
{#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#}
CC(C)CC(=O)N1CCN(Cc2ccc(Br)cc2)CC1
CC(C)CC(=O)N1CCN(Cc2ccc(Br)cc2)CC1
1-[4-[(4-bromophenyl)methyl]piperazin-1-yl]-3-methylbutan-1-one