Problem statement: Answer the multiple-choice question.
Question: Which compound has a 8.947\% 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] Cn1c(=O)c(=O)n(C)c2cc([N+](=O)[O-])c(N3CCOCC3)cc21
[b] COc1ccc(NC(=O)N2CCCC(C(=O)Nc3ccccc3OC)C2)cc1
[c] CCOC(=O)c1cccc(NC(=O)CC2Oc3ccccc3NC2=O)c1
[d] CC1=C(C(=O)OC2CCCCC2)C(c2ccco2)C2=C(CC(C)(C)CC2=O)N1
[e] CC(Sc1nnc(-c2ccco2)n1C)C(=O)Nc1nccs1
Answer: a. Cn1c(=O)c(=O)n(C)c2cc([N+](=O)[O-])c(N3CCOCC3)cc21
{#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#}
Cn1c(=O)c(=O)n(C)c2cc([N+](=O)[O-])c(N3CCOCC3)cc21
Cn1c(=O)c(=O)n(C)c2cc([N+](=O)[O-])c(N3CCOCC3)cc21
1,4-dimethyl-6-morpholin-4-yl-7-nitroquinoxaline-2,3-dione