Problem statement: Answer the MCQ question.
Query: Which drug has a 12.137\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: O=C(NCCc1ccccc1)C1COc2ccccc2O1
b: COc1ccc2c(c1)sc1nc(=O)ccn12
Answer: b. COc1ccc2c(c1)sc1nc(=O)ccn12
{#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#}
COc1ccc2c(c1)sc1nc(=O)ccn12
COc1ccc2c(c1)sc1nc(=O)ccn12
8-methoxypyrimido[2,1-b][1,3]benzothiazol-2-one