Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 13.580\% 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. CCc1c(C)c2ccc(O)c(CN3CCCC3)c2oc1=O
b. N#CC1CC(c2ccc([N+](=O)[O-])cc2)=NN1c1ccc([N+](=O)[O-])cc1
Answer: a. CCc1c(C)c2ccc(O)c(CN3CCCC3)c2oc1=O
{#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#}
CCc1c(C)c2ccc(O)c(CN3CCCC3)c2oc1=O
CCc1c(C)c2ccc(O)c(CN3CCCC3)c2oc1=O
3-ethyl-7-hydroxy-4-methyl-8-(pyrrolidin-1-ylmethyl)chromen-2-one