Problem statement: Answer the MCQ question.
Question: Which compound has a 5.149% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. O=C(CSc1cccc[n+]1[O-])c1ccccc1Br
b. COC(=O)c1ccc(N2CCN(C)CC2)c(NC(=O)COc2ccccc2)c1
c. Cn1c(=O)c2c(O)cc(=O)[nH]c2n(-c2ccccc2)c1=O
d. Cc1ccc(Cn2nnnc2CN2CCC(n3nnc4ccccc43)CC2)cc1.Cl
Answer: a. O=C(CSc1cccc[n+]1[O-])c1ccccc1Br
{#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(CSc1cccc[n+]1[O-])c1ccccc1Br
O=C(CSc1cccc[n+]1[O-])c1ccccc1Br
1-(2-bromophenyl)-2-(1-oxidopyridin-1-ium-2-yl)sulfanylethanone