Problem statement: Answer the MCQ question.
Question: Which compound has a 12.733\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] c1coc(-c2ccnc(-c3ccncc3)n2)c1
[b] CC(NCc1ccc(S(N)(=O)=O)cc1)C(=O)NCc1ccccc1
Answer: a. c1coc(-c2ccnc(-c3ccncc3)n2)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#}
c1coc(-c2ccnc(-c3ccncc3)n2)c1
c1coc(-c2ccnc(-c3ccncc3)n2)c1
4-(furan-2-yl)-2-pyridin-4-ylpyrimidine