Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 13.814\% human ether-à-go-go related gene (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] COc1ccc2oc3ccccc3c(=O)c2c1
[b] O=C(OC1CCCCC1=O)c1cc(=O)c2ccccc2o1
[c] O=C(CCn1nnc(-c2cccs2)n1)NC1CCCCC1
Answer: b. O=C(OC1CCCCC1=O)c1cc(=O)c2ccccc2o1
{#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(OC1CCCCC1=O)c1cc(=O)c2ccccc2o1
O=C(OC1CCCCC1=O)c1cc(=O)c2ccccc2o1
(2-oxocyclohexyl) 4-oxochromene-2-carboxylate