Problem statement: Answer the multiple choice question.
Question: Which compound has a 6.382\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CCn1c(/C=C/c2ccc(O)c(O)c2)nc2ccccc2c1=O
b. CCOC(=O)c1cc(-c2cccs2)nn1CCC#N
Answer: b. CCOC(=O)c1cc(-c2cccs2)nn1CCC#N
{#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#}
CCOC(=O)c1cc(-c2cccs2)nn1CCC#N
CCOC(=O)c1cc(-c2cccs2)nn1CCC#N
ethyl 2-(2-cyanoethyl)-5-thiophen-2-ylpyrazole-3-carboxylate