Task: Answer the multiple-choice question.
Query: Which drug has a 14.030\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: CC(=O)CCn1cc([N+](=O)[O-])nc1C
b: CCc1ccccc1Nc1nc(N)nc(COC(=O)c2c(C)noc2C)n1
c: O=C(Nc1ccc2nc(-c3ccco3)[nH]c2c1)c1cccs1
d: CCCn1nc(NC(=O)C(C)(C)C)c2cc3cc(OC)ccc3nc21
Answer: a. CC(=O)CCn1cc([N+](=O)[O-])nc1C
{#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#}
CC(=O)CCn1cc([N+](=O)[O-])nc1C
CC(=O)CCn1cc([N+](=O)[O-])nc1C
4-(2-methyl-4-nitroimidazol-1-yl)butan-2-one