Task: Answer the multiple choice question.
Question: Which compound exhibits a 12.092\% human ether-à-go-go related gene (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 CNc1nc(Cl)c(SC)c(NCc2ccc(F)cc2)n1
b O=c1[nH]c(SCc2cccc(F)c2)nc2ccccc12
Answer: a. CNc1nc(Cl)c(SC)c(NCc2ccc(F)cc2)n1
{#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#}
CNc1nc(Cl)c(SC)c(NCc2ccc(F)cc2)n1
CNc1nc(Cl)c(SC)c(NCc2ccc(F)cc2)n1
6-chloro-4-N-[(4-fluorophenyl)methyl]-2-N-methyl-5-methylsulfanylpyrimidine-2,4-diamine