Task: Answer the multiple-choice question.
Question: Which compound has a -0.651\% 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 Cc1cc(C)cc(C(=O)NCCCN2CCOCC2)c1
b COc1ccccc1Nc1ncnc2ccccc12
Answer: b. COc1ccccc1Nc1ncnc2ccccc12
{#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#}
COc1ccccc1Nc1ncnc2ccccc12
COc1ccccc1Nc1ncnc2ccccc12
N-(2-methoxyphenyl)quinazolin-4-amine