Task: Answer the multiple-choice question.
Question: Which compound has a 6.803\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) O=C(O)c1ccc(Oc2ccc(S(=O)(=O)c3ccc(C(=O)O)c(C(=O)O)c3)cc2)cc1
b) COC(=O)c1sc2nc(C)c([N+](=O)[O-])c(C)c2c1N
c) COc1ccc(OC)c(NC(=O)c2ccccc2N(Cc2ccccc2)S(C)(=O)=O)c1
Answer: b. COC(=O)c1sc2nc(C)c([N+](=O)[O-])c(C)c2c1N
{#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#}
methyl 3-amino-4,6-dimethyl-5-nitrothieno[2,3-b]pyridine-2-carboxylate