Task: Answer the multiple-choice question.
Question: Which compound exhibits a 2.463\% 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)c1ccc(C(=O)N2CCCC(N3CCN(c4ccc(F)cc4)CC3)C2)s1
b. CC/C(=N/O)C(=O)c1ccc(Br)cc1
c. Cc1nc(C)n(CC(O)COc2ccc3ccccc3c2)n1
d. CN(C)C(=O)Oc1cccc([N+](C)(C)C)c1.[Br-]
Answer: b. CC/C(=N/O)C(=O)c1ccc(Br)cc1
{#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#}
(2Z)-1-(4-bromophenyl)-2-hydroxyiminobutan-1-one