Problem statement: Answer the MCQ question.
Query: Which drug has a -4.426\% 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) CN1CCc2cc3c(c4c2C1CC41CCC(=NO)CC1)OCO3
(b) OCCC1CN(Cc2cccn2-c2nccs2)CCN1C1CCCCC1
Answer: b. OCCC1CN(Cc2cccn2-c2nccs2)CCN1C1CCCCC1
{#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#}
OCCC1CN(Cc2cccn2-c2nccs2)CCN1C1CCCCC1
OCCC1CN(Cc2cccn2-c2nccs2)CCN1C1CCCCC1
2-[1-cyclohexyl-4-[[1-(1,3-thiazol-2-yl)pyrrol-2-yl]methyl]piperazin-2-yl]ethanol