Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 1.635\% human ether-à-go-go related gene (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 CCc1ccc(NC(=O)CSc2nnc(-c3cnccn3)n2C)cc1
b C/C(=N\NC(=O)c1cccnc1)c1nnn(-c2nonc2N)c1C
c Cc1cccc(N=Cc2cc3c(cc2[N+](=O)[O-])OCO3)c1
Answer: b. C/C(=N\NC(=O)c1cccnc1)c1nnn(-c2nonc2N)c1C
{#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#}
C/C(=N\NC(=O)c1cccnc1)c1nnn(-c2nonc2N)c1C
C/C(=N\NC(=O)c1cccnc1)c1nnn(-c2nonc2N)c1C
N-[(E)-1-[1-(4-amino-1,2,5-oxadiazol-3-yl)-5-methyltriazol-4-yl]ethylideneamino]pyridine-3-carboxamide