Task: Answer the MCQ question.
Query: Which drug has a -5.530\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] CN1CCN(S(=O)(=O)c2ccc(N(C)Cc3cccc(F)c3)nc2)CC1
[b] CCCCC(=O)Nc1ncc2c(n1)CC(C)(C)CC2=O
[c] Cc1cc(C)c(S(=O)(=O)Nc2ccc(Cl)cn2)c(C)c1
Answer: a. CN1CCN(S(=O)(=O)c2ccc(N(C)Cc3cccc(F)c3)nc2)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#}
CN1CCN(S(=O)(=O)c2ccc(N(C)Cc3cccc(F)c3)nc2)CC1
CN1CCN(S(=O)(=O)c2ccc(N(C)Cc3cccc(F)c3)nc2)CC1
N-[(3-fluorophenyl)methyl]-N-methyl-5-(4-methylpiperazin-1-yl)sulfonylpyridin-2-amine