Task: Answer the multiple choice question.
Query: Which compound exhibits a -5.902% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: Clc1cc(-c2ccccc2)nc(-c2ccccc2)n1
b: COc1ccc(C(=O)N2CCOCC2)cc1S(=O)(=O)N1CCC(C)CC1
Answer: a. Clc1cc(-c2ccccc2)nc(-c2ccccc2)n1
{#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#}
Clc1cc(-c2ccccc2)nc(-c2ccccc2)n1
Clc1cc(-c2ccccc2)nc(-c2ccccc2)n1
4-chloro-2,6-diphenylpyrimidine