Task: Answer the multiple-choice question.
Question: Which compound has a -1.140\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) Brc1ccc(/C=N/Nc2ccc3ccccc3n2)cc1
(b) CCCCOc1ccc(CCN)cc1Cl.Cl
(c) O=C(O)c1cccc(S(=O)(=O)N2CCSCC2)c1
Answer: b. CCCCOc1ccc(CCN)cc1Cl.Cl
{#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(CCN)cc1Cl.Cl
CCCCOc1ccc(CCN)cc1Cl.Cl
[C][C][C][C][O][C][=C][C][=C][Branch1][Ring2][C][C][N][C][=C][Ring1][=Branch2][Cl].[Cl]
2-(4-butoxy-3-chlorophenyl)ethanamine;hydrochloride