Task: Answer the multiple-choice question.
Question: Which drug exhibits a 1.721% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] Cc1c(Cl)c([N+](=O)[O-])nn1CC(=O)N1CCCC1
[b] CCOC(=O)Nc1ccc2c(c1)Nc1ccccc1S2
Answer: b. CCOC(=O)Nc1ccc2c(c1)Nc1ccccc1S2
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOC(=O)Nc1ccc2c(c1)Nc1ccccc1S2
CCOC(=O)Nc1ccc2c(c1)Nc1ccccc1S2
ethyl N-(10H-phenothiazin-2-yl)carbamate