Task: Answer the multiple choice question.
Query: Which drug has a 15.011\% 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) CN(C(=O)CN1C(=O)NC(c2ccccc2)(c2ccccc2)C1=O)C1CCS(=O)(=O)C1
(b) Cc1cc([N+](=O)[O-])ccc1-c1ccc(/C=N/NC(=O)c2ccc(Br)o2)o1
(c) Cc1cc(-c2nnc(CCC(=O)NC(c3ccccc3)c3ccccc3)o2)no1
(d) CCC(C)C12CN3CCN(CC(C)(C3)C1=O)C2
Answer: a. CN(C(=O)CN1C(=O)NC(c2ccccc2)(c2ccccc2)C1=O)C1CCS(=O)(=O)C1
{#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#}
CN(C(=O)CN1C(=O)NC(c2ccccc2)(c2ccccc2)C1=O)C1CCS(=O)(=O)C1
CN(C(=O)CN1C(=O)NC(c2ccccc2)(c2ccccc2)C1=O)C1CCS(=O)(=O)C1
2-(2,5-dioxo-4,4-diphenylimidazolidin-1-yl)-N-(1,1-dioxothiolan-3-yl)-N-methylacetamide