Task: Answer the multiple-choice question.
Question: Which compound has a 0.806\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) O=C(CCc1nc2ccccc2[nH]1)Nc1ccccc1F
b) CCOc1ccc(CN2CCN(Cc3cnn(CC)c3C)CC2CCO)cc1
c) CCC(=O)OC1(C)C(=O)C2=COC(c3ccc(OC)cc3)=CC2=C(Br)C1=O
Answer: b. CCOc1ccc(CN2CCN(Cc3cnn(CC)c3C)CC2CCO)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#}
CCOc1ccc(CN2CCN(Cc3cnn(CC)c3C)CC2CCO)cc1
CCOc1ccc(CN2CCN(Cc3cnn(CC)c3C)CC2CCO)cc1
2-[1-[(4-ethoxyphenyl)methyl]-4-[(1-ethyl-5-methylpyrazol-4-yl)methyl]piperazin-2-yl]ethanol