Task: Answer the multiple choice question.
Question: Which drug has a -27.442% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] Cc1ccccc1Cn1c(=O)[nH]c2ccccc21
[b] COc1ccc2c(c1)c(=O)c(C(=O)O)c(-c1ccc3c(c1)OCO3)n2C
[c] CC1CCN(C(=O)c2[nH]cnc2C(=O)N[C@@H](Cc2ccccc2)C(=O)OC(C)(C)C)CC1
Answer: b. COc1ccc2c(c1)c(=O)c(C(=O)O)c(-c1ccc3c(c1)OCO3)n2C
{#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#}
COc1ccc2c(c1)c(=O)c(C(=O)O)c(-c1ccc3c(c1)OCO3)n2C
COc1ccc2c(c1)c(=O)c(C(=O)O)c(-c1ccc3c(c1)OCO3)n2C
2-(1,3-benzodioxol-5-yl)-6-methoxy-1-methyl-4-oxoquinoline-3-carboxylic acid