Problem statement: Answer the MCQ question.
Query: Which drug has a 21.532\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
[a] CC(=O)NC(Cc1cc(C)ccc1C)C(=O)N1CCN(C(=O)Nc2ccc(C(C)=O)cc2)CC1
[b] COc1cccc(C(c2nnnn2CS(=O)(=O)c2ccc(C)cc2)N2CCN(C)CC2)c1OC
[c] CC(C)(C)NC(=O)CN1C(=O)NC(c2ccccc2)(c2ccccc2)C1=O
[d] COc1ccc(Nc2cccc3ccccc23)cc1
[e] Brc1ccc(N=C/C=C/C=C/Nc2ccc(Br)cc2)cc1.Cl
Answer: c. CC(C)(C)NC(=O)CN1C(=O)NC(c2ccccc2)(c2ccccc2)C1=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#}
CC(C)(C)NC(=O)CN1C(=O)NC(c2ccccc2)(c2ccccc2)C1=O
CC(C)(C)NC(=O)CN1C(=O)NC(c2ccccc2)(c2ccccc2)C1=O
N-tert-butyl-2-(2,5-dioxo-4,4-diphenylimidazolidin-1-yl)acetamide