Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 2.807\% 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.) O=C(NCc1ccc2c(c1)OCO2)C1CCC(=O)N1C1CCCCC1
b.) CCN1CCc2c(OCc3ccccc3)cccc2C1=O
Answer: b. CCN1CCc2c(OCc3ccccc3)cccc2C1=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#}
CCN1CCc2c(OCc3ccccc3)cccc2C1=O
CCN1CCc2c(OCc3ccccc3)cccc2C1=O
2-ethyl-5-phenylmethoxy-3,4-dihydroisoquinolin-1-one