Task: Answer the multiple-choice question.
Query: Which drug exhibits a 10.322\% 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] COc1cc(NC(=S)N2CCCC(CO)C2)c(OC)cc1Cl
[b] CC(O)CC(=O)O
[c] Cc1cc(C)n2c(SCC(=O)Nc3ccccc3)nnc2n1
Answer: b. CC(O)CC(=O)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#}
CC(O)CC(=O)O
CC(O)CC(=O)O
3-hydroxybutanoicacid