Task: Answer the MCQ question.
Query: Which compound exhibits a 6.143\% 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) Cn1cccc1/C=N/NC(=O)c1ccccn1
b) COc1cccc(NC(=O)CSc2nnc(-c3ccoc3C)n2CC2CCCO2)c1
c) CC1CCC2(CC1)NC(=O)N(CC(=O)Nc1nc(-c3ccc(F)cc3)cs1)C2=O
Answer: a. Cn1cccc1/C=N/NC(=O)c1ccccn1
{#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#}
Cn1cccc1/C=N/NC(=O)c1ccccn1
Cn1cccc1/C=N/NC(=O)c1ccccn1
N-[(E)-(1-methylpyrrol-2-yl)methylideneamino]pyridine-2-carboxamide