Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a 23.388\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a.) Cc1c([N+](=O)[O-])cc(C(=O)Oc2ccc(Br)cc2C(=S)N2CCCCC2)cc1[N+](=O)[O-]
b.) O=C(NCCC(=O)N1CCN(c2ccccc2O)CC1)c1ccccc1Cl
c.) NS(=O)(=O)c1ccc(NC(=O)Nc2cccc(Cl)c2)cc1
d.) O=C(CNC1CC1)Nc1cc(C(F)(F)F)ccc1Cl.O=C(O)C(=O)O
Answer: a. Cc1c([N+](=O)[O-])cc(C(=O)Oc2ccc(Br)cc2C(=S)N2CCCCC2)cc1[N+](=O)[O-]
{#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#}
[4-bromo-2-(piperidine-1-carbothioyl)phenyl] 4-methyl-3,5-dinitrobenzoate