Task: Answer the multiple choice question.
Query: Which compound has a 4.423\% 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 OCCN1CCN(c2ncnc3sc4c(c23)CCCC4)CC1
b CC1(C)CC(=O)C(C=Nc2ccc3c(c2)OCO3)=C(O)C1
c Cc1ccc(CCN2CC(C(=O)NCc3ccc4c(c3)OCO4)CC2=O)cc1
Answer: a. OCCN1CCN(c2ncnc3sc4c(c23)CCCC4)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#}
OCCN1CCN(c2ncnc3sc4c(c23)CCCC4)CC1
OCCN1CCN(c2ncnc3sc4c(c23)CCCC4)CC1
2-[4-(5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-yl)piperazin-1-yl]ethanol