Task: Answer the MCQ question.
Question: Which compound has a 16.000\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: Cc1ccc(C)c(NC(=S)Nc2cccc3cnccc23)c1
b: CC1(C)C(=O)OC(/C=C/c2cccc([N+](=O)[O-])c2)C(C)(C)C1=O
c: CC(C)CC(NC(=O)OC(C)(C)C)c1cn([C@@H](CCCCNC(=O)OC(C)(C)C)C(=O)N2CCN(C(=O)OC(C)(C)C)CC2)nn1
Answer: b. CC1(C)C(=O)OC(/C=C/c2cccc([N+](=O)[O-])c2)C(C)(C)C1=O
{#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#}
CC1(C)C(=O)OC(/C=C/c2cccc([N+](=O)[O-])c2)C(C)(C)C1=O
CC1(C)C(=O)OC(/C=C/c2cccc([N+](=O)[O-])c2)C(C)(C)C1=O
3,3,5,5-tetramethyl-6-[(E)-2-(3-nitrophenyl)ethenyl]oxane-2,4-dione