Task: Answer the multiple choice question.
Question: Which compound has a 15.346\% 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) COc1ccc(O)c(-c2cc(-c3cccc(Br)c3)n[nH]2)c1
(b) CCN1CCN(CC2COc3ccccc3O2)CC1.Cl
(c) O=S(=O)(Cc1ccccc1)/C1=C(\N2CCOCC2)CCCCCC1
(d) CCCCOc1ccc([N+](=O)[O-])cc1C(=O)O
(e) COc1cccc(CNC(=O)COC(=O)CN2C(=O)NC3(CCCCC3C)C2=O)c1
Answer: d. CCCCOc1ccc([N+](=O)[O-])cc1C(=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#}
CCCCOc1ccc([N+](=O)[O-])cc1C(=O)O
CCCCOc1ccc([N+](=O)[O-])cc1C(=O)O
2-butoxy-5-nitrobenzoic acid