Task: Answer the multiple choice question.
Question: Which compound exhibits a 5.017\% human ether-à-go-go related gene (hERG) inhibition at 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)c1cccc(S(=O)(=O)N2CCN(c3ccccc3F)CC2)c1
b Cc1ccc(S(=O)(=O)N2CCCC(C(=O)NCc3cccnc3)C2)cc1Cl
c Clc1ccc(-c2nc(N3CCCCC3)nc3ccccc23)cc1
d C/C(=N\NC(=O)c1ccc(Cn2cc(Br)cn2)o1)c1cccc(NC(=O)C(C)(C)C)c1
Answer: a. CC(=O)c1cccc(S(=O)(=O)N2CCN(c3ccccc3F)CC2)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#}
1-[3-[4-(2-fluorophenyl)piperazin-1-yl]sulfonylphenyl]ethanone