Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 13.111\% 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 other words.
Options:
[a] CC(=O)Nc1cccc([N+](=O)[O-])c1
[b] S=C(c1c[nH]c2ccccc12)N1CCCC1
[c] C=CCn1c(SCC(=O)c2ccc(O)c(O)c2)nnc1-c1cccnc1
[d] CC(C)Oc1cccc(C(=O)C2CCCN(Cc3cnn(C(C)C)c3)C2)c1
Answer: a. CC(=O)Nc1cccc([N+](=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#}
CC(=O)Nc1cccc([N+](=O)[O-])c1
CC(=O)Nc1cccc([N+](=O)[O-])c1
N-(3-nitrophenyl)acetamide