Problem statement: Answer the multiple choice question.
Question: Which compound has a 6.631\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) CCOC(=O)C1(Cc2ccccc2)CCCN(Cc2cccc(C(C)=O)c2)C1
(b) C/C(=N\N1CCN(Cc2ccc(Cl)cc2)CC1)c1ccc([N+](=O)[O-])cc1
(c) O=[N+]([O-])c1ccc(Cl)cc1CN1CCCCCC1
Answer: c. O=[N+]([O-])c1ccc(Cl)cc1CN1CCCCCC1
{#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#}
1-[(5-chloro-2-nitrophenyl)methyl]azepane