Problem statement: Answer the multiple choice question.
Query: Which drug has a -23.388% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) COC(=O)c1sccc1NC(=O)CSCCc1ccncc1
(b) O=C(CSc1nc2c(cnn2-c2ccccc2)c(=O)[nH]1)N1CCCCC1
Answer: a. COC(=O)c1sccc1NC(=O)CSCCc1ccncc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COC(=O)c1sccc1NC(=O)CSCCc1ccncc1
COC(=O)c1sccc1NC(=O)CSCCc1ccncc1
methyl 3-[[2-(2-pyridin-4-ylethylsulfanyl)acetyl]amino]thiophene-2-carboxylate