Task: Answer the MCQ question.
Question: Which compound exhibits a 0.185% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: O=C(COc1ccc2ccccc2c1)Nc1nccs1
b: O=C(NCCC1=CCCCC1)c1ccc(Cl)c([N+](=O)[O-])c1
Answer: a. O=C(COc1ccc2ccccc2c1)Nc1nccs1
{#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#}
O=C(COc1ccc2ccccc2c1)Nc1nccs1
O=C(COc1ccc2ccccc2c1)Nc1nccs1
2-(naphthalen-2-yloxy)-N-(1,3-thiazol-2-yl)acetamide