Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 12.605% 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: O=C(N/N=C/c1ccc([N+](=O)[O-])cc1)c1[nH]ncc1Br
b: O=C(c1ccc2c3c(cccc13)CC2)C1CCCN(C(=O)c2ccc[n+]([O-])c2)C1
c: COc1ccccc1NC(=O)CCS(=O)(=O)c1cc2c(cc1Cl)NC(=O)CO2
Answer: a. O=C(N/N=C/c1ccc([N+](=O)[O-])cc1)c1[nH]ncc1Br
{#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#}
O=C(N/N=C/c1ccc([N+](=O)[O-])cc1)c1[nH]ncc1Br
O=C(N/N=C/c1ccc([N+](=O)[O-])cc1)c1[nH]ncc1Br
4-bromo-N-[(E)-(4-nitrophenyl)methylideneamino]-1H-pyrazole-5-carboxamide