Problem statement: Answer the MCQ question.
Query: Which compound has a -7.640\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a O=C(Oc1cccc(-n2cnnn2)c1)C1CCCCC1
b Cn1c(N)c(S(=O)(=O)NCc2ccc(F)cc2)c(=O)n(C)c1=O
Answer: a. O=C(Oc1cccc(-n2cnnn2)c1)C1CCCCC1
{#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#}
O=C(Oc1cccc(-n2cnnn2)c1)C1CCCCC1
O=C(Oc1cccc(-n2cnnn2)c1)C1CCCCC1
[3-(tetrazol-1-yl)phenyl] cyclohexanecarboxylate