Problem statement: Answer the MCQ question.
Query: Which compound has a 9.167\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) OC1(c2ccccc2)ON=C(c2ccccc2)C1(Cl)Cl
(b) Cn1c(=O)[nH]c(=O)c2c1nc(CN1CCN(c3cccc(Cl)c3)CC1)n2CCc1ccccc1
Answer: b. Cn1c(=O)[nH]c(=O)c2c1nc(CN1CCN(c3cccc(Cl)c3)CC1)n2CCc1ccccc1
{#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#}
Cn1c(=O)[nH]c(=O)c2c1nc(CN1CCN(c3cccc(Cl)c3)CC1)n2CCc1ccccc1
Cn1c(=O)[nH]c(=O)c2c1nc(CN1CCN(c3cccc(Cl)c3)CC1)n2CCc1ccccc1
8-[[4-(3-chlorophenyl)piperazin-1-yl]methyl]-3-methyl-7-(2-phenylethyl)purine-2,6-dione