Task: Answer the multiple-choice question.
Question: Which drug exhibits a -3.685\% 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) COc1cc(CNc2ccc3[nH]c(=O)[nH]c3c2)ccc1OCc1ccc(C)cc1
(b) CCN(CCn1cccn1)Cc1ccccc1OCC(O)CN1CCc2ccccc2C1
Answer: b. CCN(CCn1cccn1)Cc1ccccc1OCC(O)CN1CCc2ccccc2C1
{#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#}
CCN(CCn1cccn1)Cc1ccccc1OCC(O)CN1CCc2ccccc2C1
CCN(CCn1cccn1)Cc1ccccc1OCC(O)CN1CCc2ccccc2C1
1-(3,4-dihydro-1H-isoquinolin-2-yl)-3-[2-[[ethyl(2-pyrazol-1-ylethyl)amino]methyl]phenoxy]propan-2-ol