Task: Answer the multiple choice question.
Query: Which compound exhibits a 9.773\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CC(=O)c1sc2c(c1N)c(=O)[nH]c(=O)n2-c1ccccc1
b. CCCN(C(=O)c1cccc(S(=O)(=O)N2CCN(Cc3ccccc3)CC2)c1)C1CCS(=O)(=O)C1
Answer: a. CC(=O)c1sc2c(c1N)c(=O)[nH]c(=O)n2-c1ccccc1
{#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)c1sc2c(c1N)c(=O)[nH]c(=O)n2-c1ccccc1
CC(=O)c1sc2c(c1N)c(=O)[nH]c(=O)n2-c1ccccc1
6-acetyl-5-amino-1-phenylthieno[2,3-d]pyrimidine-2,4-dione