Task: Answer the multiple choice question.
Question: Which compound exhibits a 9.301\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a CCn1cc(S(=O)(=O)N2CCc3ccccc3C2)cn1
b CC1(C)C(=O)OC(c2cccn2-c2ccc([N+](=O)[O-])cc2)C(C)(C)C1=O
c Cn1cccc1CC(=O)NNC(=O)Nc1ccccc1F
d NC(=S)N/N=C/c1c[nH]c2ccc(OCc3ccccc3)cc12
Answer: b. CC1(C)C(=O)OC(c2cccn2-c2ccc([N+](=O)[O-])cc2)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(c2cccn2-c2ccc([N+](=O)[O-])cc2)C(C)(C)C1=O
CC1(C)C(=O)OC(c2cccn2-c2ccc([N+](=O)[O-])cc2)C(C)(C)C1=O
3,3,5,5-tetramethyl-6-[1-(4-nitrophenyl)pyrrol-2-yl]oxane-2,4-dione