Task: Answer the MCQ question.
Question: Which drug has a 5.240% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CCOC(=O)Nc1ccc([As](=O)(O)O)c(O)c1
[b] COC(=O)CSc1nnc(-c2ccc3c(c2)OCO3)n1C
Answer: a. CCOC(=O)Nc1ccc([As](=O)(O)O)c(O)c1
{#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)Nc1ccc([As](=O)(O)O)c(O)c1
CCOC(=O)Nc1ccc([As](=O)(O)O)c(O)c1
[4-(ethoxycarbonylamino)-2-hydroxyphenyl]arsonic acid