Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a -27.437% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: COc1cc(CN2CCN(c3ccccc3F)CC2)c([N+](=O)[O-])cc1OC
b: Cc1nn(-c2ccccc2)c(C)c1/C=N/NC(=O)c1cc(-c2ccc3ccccc3c2)n[nH]1
Answer: a. COc1cc(CN2CCN(c3ccccc3F)CC2)c([N+](=O)[O-])cc1OC
{#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#}
COc1cc(CN2CCN(c3ccccc3F)CC2)c([N+](=O)[O-])cc1OC
COc1cc(CN2CCN(c3ccccc3F)CC2)c([N+](=O)[O-])cc1OC
1-[(4,5-dimethoxy-2-nitrophenyl)methyl]-4-(2-fluorophenyl)piperazine