Problem statement: Answer the multiple choice question.
Query: Which drug has a 21.565% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. O=C(NCc1ccccc1F)C1CCCN1C(=O)NC1CCCCC1
b. CC(C)C(=O)NNC(=O)CSc1ncnc2c1cnn2-c1ccccc1Cl
c. O=C(Cc1ccc(Br)cc1)Nc1nc2ccccc2[nH]1
d. Cc1cc(C(=O)Nc2ncn[nH]2)ccc1[N+](=O)[O-]
e. Cc1ccc(NCc2n[nH]c(=S)n2-c2cccc(Cl)c2)cc1
Answer: c. O=C(Cc1ccc(Br)cc1)Nc1nc2ccccc2[nH]1
{#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(Cc1ccc(Br)cc1)Nc1nc2ccccc2[nH]1
O=C(Cc1ccc(Br)cc1)Nc1nc2ccccc2[nH]1
2-(4-bromophenyl)-N-(1H-benzimidazol-2-yl)acetamide