Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 11.886\% 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: Fc1ccc(-c2csc3ncnc(N4CCN(Cc5ccccc5)CC4)c23)cc1
b: Clc1ccc(-c2ccc(C=Nc3ccc(N4CCOCC4)cc3)o2)c(Cl)c1
Answer: a. Fc1ccc(-c2csc3ncnc(N4CCN(Cc5ccccc5)CC4)c23)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#}
Fc1ccc(-c2csc3ncnc(N4CCN(Cc5ccccc5)CC4)c23)cc1
Fc1ccc(-c2csc3ncnc(N4CCN(Cc5ccccc5)CC4)c23)cc1
4-(4-benzylpiperazin-1-yl)-5-(4-fluorophenyl)thieno[2,3-d]pyrimidine