Problem statement: Answer the multiple-choice question.
Query: Which compound has a 5.487\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) O=C(NC1CCCCCC1)c1c(O)c2ccccc2[nH]c1=O
(b) CC(C)(C)c1ccc(NC(=O)COC(=O)c2ccc([N+](=O)[O-])s2)cc1
Answer: b. CC(C)(C)c1ccc(NC(=O)COC(=O)c2ccc([N+](=O)[O-])s2)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#}
CC(C)(C)c1ccc(NC(=O)COC(=O)c2ccc([N+](=O)[O-])s2)cc1
CC(C)(C)c1ccc(NC(=O)COC(=O)c2ccc([N+](=O)[O-])s2)cc1
[2-(4-tert-butylanilino)-2-oxoethyl] 5-nitrothiophene-2-carboxylate