Problem statement: Answer the multiple choice question.
Query: Which drug has a 19.718\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: CCn1nnnc1-c1ccc(OC)c(S(=O)(=O)NCc2ccccc2)c1
b: Fc1ccccc1CNc1nc(-c2cccnc2)nc2ccccc12
Answer: b. Fc1ccccc1CNc1nc(-c2cccnc2)nc2ccccc12
{#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#}
Fc1ccccc1CNc1nc(-c2cccnc2)nc2ccccc12
Fc1ccccc1CNc1nc(-c2cccnc2)nc2ccccc12
N-[(2-fluorophenyl)methyl]-2-pyridin-3-ylquinazolin-4-amine