Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 17.288\% 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 other words.
Options:
a O=C(NNS(=O)(=O)c1ccccc1)C(O)(c1ccccc1)c1ccccc1
b CCN1CCN(C(=O)CCN2C(=O)c3ccccc3S2(=O)=O)CC1.Cl
c Cc1ccnc(NC(=O)/C=C/c2ccccc2[N+](=O)[O-])c1
d O=S(=O)(NC1CCCc2ccccc21)c1cnc[nH]1
Answer: a. O=C(NNS(=O)(=O)c1ccccc1)C(O)(c1ccccc1)c1ccccc1
{#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#}
O=C(NNS(=O)(=O)c1ccccc1)C(O)(c1ccccc1)c1ccccc1
O=C(NNS(=O)(=O)c1ccccc1)C(O)(c1ccccc1)c1ccccc1
N'-(benzenesulfonyl)-2-hydroxy-2,2-diphenylacetohydrazide