Task: Answer the MCQ question.
Query: Which drug has a 7.719\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) Cc1ccccc1Oc1nc2c(c(=O)n(C)c(=O)n2C)n1C
b) Cc1ccc(SCCNC(=O)c2ccc(CN3CCOCC3)cc2)cc1
Answer: a. Cc1ccccc1Oc1nc2c(c(=O)n(C)c(=O)n2C)n1C
{#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#}
Cc1ccccc1Oc1nc2c(c(=O)n(C)c(=O)n2C)n1C
Cc1ccccc1Oc1nc2c(c(=O)n(C)c(=O)n2C)n1C
1,3,7-trimethyl-8-(2-methylphenoxy)purine-2,6-dione