Task: Answer the multiple-choice question.
Question: Which compound has a 8.114\% 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 O=C1c2ccccc2SCC12COC(c1ccccc1)OC2
b CC(=O)C1=C(C)Nc2ncnn2C1c1ccc(C)cc1
Answer: b. CC(=O)C1=C(C)Nc2ncnn2C1c1ccc(C)cc1
{#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)C1=C(C)Nc2ncnn2C1c1ccc(C)cc1
CC(=O)C1=C(C)Nc2ncnn2C1c1ccc(C)cc1
1-[5-methyl-7-(4-methylphenyl)-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidin-6-yl]ethanone