Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 1.397\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] O=C(NCc1ccc2c(c1)OCO2)C1CCC(CNc2c(N3CCCC3)c(=O)c2=O)CC1
[b] COC(=O)c1ccc(CSc2nnnn2-c2ccc(C)cc2C)o1
Answer: b. COC(=O)c1ccc(CSc2nnnn2-c2ccc(C)cc2C)o1
{#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#}
COC(=O)c1ccc(CSc2nnnn2-c2ccc(C)cc2C)o1
COC(=O)c1ccc(CSc2nnnn2-c2ccc(C)cc2C)o1
methyl 5-[[1-(2,4-dimethylphenyl)tetrazol-5-yl]sulfanylmethyl]furan-2-carboxylate