Problem statement: Answer the multiple-choice question.
Query: Which compound has a 6.933\% 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) O=C(CNC(=O)c1ccc(Br)cc1)c1ccccc1
(b) O=C(NC1CCCc2ccccc21)C1CCN(C(=O)c2sccc2-n2cccc2)CC1
(c) CCOC(=O)/C=C/COc1ccccc1[N+](=O)[O-]
(d) Cc1ccc(-c2nc3ccccc3c(C(=O)NCc3cccs3)c2C)cc1
(e) O=C1CNCc2[nH]c3ccccc3c2N1c1ccccc1
Answer: c. CCOC(=O)/C=C/COc1ccccc1[N+](=O)[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#}
CCOC(=O)/C=C/COc1ccccc1[N+](=O)[O-]
CCOC(=O)/C=C/COc1ccccc1[N+](=O)[O-]
ethyl (E)-4-(2-nitrophenoxy)but-2-enoate