Problem statement: Answer the multiple-choice question.
Question: Which compound has a 13.163\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a N/C(=N\OC(=O)COc1ccc(Cl)cc1Br)c1cccnc1
b CCOC(=O)c1sc(NC(=O)C(C)Sc2nc(N)cc(=O)[nH]2)nc1C
c CCN(CC)c1c([N+](=O)[O-])c(=O)n(C)c2ccccc12
d c1ccc(Sc2ncccn2)nc1
Answer: d. c1ccc(Sc2ncccn2)nc1
{#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#}
c1ccc(Sc2ncccn2)nc1
c1ccc(Sc2ncccn2)nc1
2-pyridin-2-ylsulfanylpyrimidine