Problem statement: Answer the multiple choice question.
Query: Which drug has a 9.973\% 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] CCOC(=O)c1ccc(NC(=S)Nc2ccccn2)cc1
[b] Cc1ccc(S(=O)(=O)c2nc(-c3ccc(F)cc3)oc2N2CCOCC2)cc1
[c] CCN(CC)S(=O)(=O)c1ccc(NCCCn2ccnc2)c([N+](=O)[O-])c1
[d] Cc1cc(=O)[nH]c2nnnn12
Answer: d. Cc1cc(=O)[nH]c2nnnn12
{#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#}
Cc1cc(=O)[nH]c2nnnn12
Cc1cc(=O)[nH]c2nnnn12
7-methyl-4H-tetrazolo[1,5-a]pyrimidin-5-one