Task: Answer the MCQ question.
Question: Which drug has a 8.249\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) CNc1cc(F)nc(F)n1
(b) CCn1c(-c2cccc(Cl)c2)n[nH]c1=S
(c) N#Cc1c(-c2ccc([N+](=O)[O-])cc2)nc2n(c1=O)CCS2
(d) Cc1ccc(S(=O)(=O)N2CCN(C(=O)C3CC3C)CC2)c(C)c1
Answer: a. CNc1cc(F)nc(F)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#}
CNc1cc(F)nc(F)n1
CNc1cc(F)nc(F)n1
2,6-difluoro-N-methylpyrimidin-4-amine