Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a 1.336\% 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] CN1CCN(S(=O)(=O)c2ccc(Nc3ccc(F)cc3)nc2)CC1
[b] COc1ccc(C(C)=O)cc1COC(=O)c1cc(C)nc2ccccc12
[c] CCOc1ccc2ccccc2c1C(=O)N1CCN(c2ccccc2)CC1
[d] OCC1OC(Oc2cccc3ccccc23)C(O)C(O)C1O
Answer: a. CN1CCN(S(=O)(=O)c2ccc(Nc3ccc(F)cc3)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(Nc3ccc(F)cc3)nc2)CC1
CN1CCN(S(=O)(=O)c2ccc(Nc3ccc(F)cc3)nc2)CC1
N-(4-fluorophenyl)-5-(4-methylpiperazin-1-yl)sulfonylpyridin-2-amine