Problem statement: Answer the multiple choice question.
Query: Which drug has a 6.713\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. N/C(=N\OS(=O)(=O)c1ccc2ccccc2c1)c1ccncc1
b. CCOC(=O)C1CCN(c2ncnc3c2oc2ccccc23)CC1
Answer: b. CCOC(=O)C1CCN(c2ncnc3c2oc2ccccc23)CC1
{#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)C1CCN(c2ncnc3c2oc2ccccc23)CC1
CCOC(=O)C1CCN(c2ncnc3c2oc2ccccc23)CC1
ethyl 1-([1]benzofuro[3,2-d]pyrimidin-4-yl)piperidine-4-carboxylate