Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 7.964\% 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 other words.
Options:
a: C/C(=N\NC(=O)c1ccc([N+](=O)[O-])cc1)c1cccc([N+](=O)[O-])c1
b: COc1cccc(-c2nnc(SCC(=O)NCc3ccc4c(c3)OCO4)n2Cc2ccco2)c1
c: N/C(=N/OCc1cccc([N+](=O)[O-])c1)c1nonc1N
d: O=C(COc1coc(CN2CCN(c3ccccc3F)CC2)cc1=O)Nc1ccccc1
e: O=C(Nc1ccccn1)C1(c2ccccc2)CCCC1
Answer: a. C/C(=N\NC(=O)c1ccc([N+](=O)[O-])cc1)c1cccc([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#}
C/C(=N\NC(=O)c1ccc([N+](=O)[O-])cc1)c1cccc([N+](=O)[O-])c1
C/C(=N\NC(=O)c1ccc([N+](=O)[O-])cc1)c1cccc([N+](=O)[O-])c1
4-nitro-N-[(E)-1-(3-nitrophenyl)ethylideneamino]benzamide