Problem statement: Answer the multiple-choice question.
Question: Which compound has a -18.251\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a.) CC(CCc1ccccc1)NC(=O)CSc1cccc[n+]1[O-]
b.) O=[N+]([O-])c1ccc(OCc2cnc(Cl)s2)c([N+](=O)[O-])c1
c.) Cc1ccc(-n2[nH]c(C)c(/C=N/NC(=O)c3cccc([N+](=O)[O-])c3)c2=O)cc1C
Answer: b. O=[N+]([O-])c1ccc(OCc2cnc(Cl)s2)c([N+](=O)[O-])c1
{#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#}
O=[N+]([O-])c1ccc(OCc2cnc(Cl)s2)c([N+](=O)[O-])c1
O=[N+]([O-])c1ccc(OCc2cnc(Cl)s2)c([N+](=O)[O-])c1
2-chloro-5-[(2,4-dinitrophenoxy)methyl]-1,3-thiazole