Task: Answer the multiple-choice question.
Question: Which compound exhibits a 2.146\% 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 additional words.
Options:
a.) COc1ccc(NS(=O)(=O)c2ccc(Oc3cccc(C(=O)O)c3)cc2)cc1
b.) CCOC(=O)C1CCN(C(=O)C2CCN(S(=O)(=O)CC)CC2)CC1
c.) CCCS(=O)(=O)N1CCCC(C(=O)NCCCN2CCN(c3ccccc3F)CC2)C1
d.) O=C(c1cnccn1)N1CCc2ccccc21
Answer: c. CCCS(=O)(=O)N1CCCC(C(=O)NCCCN2CCN(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#}
N-[3-[4-(2-fluorophenyl)piperazin-1-yl]propyl]-1-propylsulfonylpiperidine-3-carboxamide