Task: Answer the multiple-choice question.
Query: Which compound has a -16.425\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) CCCC(c1nnnn1CCc1ccccc1)N1CCN(C(=O)c2ccco2)CC1
b) Cc1ccc(C)c(Cc2c(C)nc3c(C(=O)NCc4ccc5c(c4)OCO5)cnn3c2C)c1
Answer: a. CCCC(c1nnnn1CCc1ccccc1)N1CCN(C(=O)c2ccco2)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#}
CCCC(c1nnnn1CCc1ccccc1)N1CCN(C(=O)c2ccco2)CC1
CCCC(c1nnnn1CCc1ccccc1)N1CCN(C(=O)c2ccco2)CC1
furan-2-yl-[4-[1-[1-(2-phenylethyl)tetrazol-5-yl]butyl]piperazin-1-yl]methanone