Task: Answer the multiple-choice question.
Question: Which drug has a 2.608\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: Fc1cccc(Cl)c1CN1CCN(c2nc3ccccc3s2)CC1
b: CCCn1c(-c2ccccc2)cc(-c2ccccc2)nc1=O
c: CC(=O)c1cccc(NC(=O)c2ccc3c(c2)CCN3S(=O)(=O)c2ccccc2)c1
Answer: b. CCCn1c(-c2ccccc2)cc(-c2ccccc2)nc1=O
{#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#}
CCCn1c(-c2ccccc2)cc(-c2ccccc2)nc1=O
CCCn1c(-c2ccccc2)cc(-c2ccccc2)nc1=O
4,6-diphenyl-3-propylpyrimidin-2-one