Problem statement: Answer the MCQ question.
Question: Which compound has a 15.690\% 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. CCc1sc(C(=O)Nc2ccc3c(c2)OCCO3)cc1Br
b. Cl.OC(COc1ccc(Cl)c2ccccc12)CN1CCN(c2ccccn2)CC1
c. Cc1ccccc1C(=O)NC=C1C(=O)OC(C)(C)OC1=O
Answer: a. CCc1sc(C(=O)Nc2ccc3c(c2)OCCO3)cc1Br
{#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#}
CCc1sc(C(=O)Nc2ccc3c(c2)OCCO3)cc1Br
CCc1sc(C(=O)Nc2ccc3c(c2)OCCO3)cc1Br
4-bromo-N-(2,3-dihydro-1,4-benzodioxin-6-yl)-5-ethylthiophene-2-carboxamide