Problem statement: Answer the MCQ question.
Query: Which compound has a 20.523% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. CCCCOP(=O)(OCCCC)C(O)c1ccc(Br)cc1
b. CCc1c(C)[nH]n(-c2ccc(Oc3ccccc3)c(S(=O)(=O)O)c2)c1=O
c. NC(=O)CSc1nccn1Cc1ccccc1
Answer: b. CCc1c(C)[nH]n(-c2ccc(Oc3ccccc3)c(S(=O)(=O)O)c2)c1=O
{#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#}
CCc1c(C)[nH]n(-c2ccc(Oc3ccccc3)c(S(=O)(=O)O)c2)c1=O
CCc1c(C)[nH]n(-c2ccc(Oc3ccccc3)c(S(=O)(=O)O)c2)c1=O
5-(4-ethyl-5-methyl-3-oxo-1H-pyrazol-2-yl)-2-phenoxybenzenesulfonic acid