Task: Answer the MCQ question.
Question: Which compound exhibits a 13.596\% 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 additional words.
Options:
[a] Nc1nc2nccc(-c3cccnc3)n2n1
[b] Cc1ccc(C)c2c1[nH]c1ccc([N+](=O)[O-])cc12
[c] CCN(Cc1ccccc1)C(=O)c1cc2cc(OC)c(OC)cc2[nH]1
[d] CC(C)COC(=O)N1CC(O)CC1C(=O)O
[e] Cn1ncc2c(Nc3ccc([N+](=O)[O-])cc3)nc(Cl)nc21
Answer: a. Nc1nc2nccc(-c3cccnc3)n2n1
{#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#}
Nc1nc2nccc(-c3cccnc3)n2n1
Nc1nc2nccc(-c3cccnc3)n2n1
7-pyridin-3-yl-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine