Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 3.638\% 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: CNc1nc2c(c(=O)n(C)c(=O)n2C)n1Cc1ccccc1
b: CCOC(=O)N1CCN(S(=O)(=O)c2ccc(OC)c(Cl)c2)CC1
Answer: a. CNc1nc2c(c(=O)n(C)c(=O)n2C)n1Cc1ccccc1
{#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#}
CNc1nc2c(c(=O)n(C)c(=O)n2C)n1Cc1ccccc1
CNc1nc2c(c(=O)n(C)c(=O)n2C)n1Cc1ccccc1
7-benzyl-1,3-dimethyl-8-(methylamino)purine-2,6-dione