Problem statement: Answer the multiple-choice question.
Question: Which compound has a 2.318\% 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] COCCCNc1nc2nonc2nc1NCCSC
[b] Cc1noc(C)c1S(=O)(=O)NCCN1CCN(c2ccccc2)CC1
[c] N#Cc1ccccc1CSc1ncccc1C(=O)O
Answer: a. COCCCNc1nc2nonc2nc1NCCSC
{#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#}
COCCCNc1nc2nonc2nc1NCCSC
COCCCNc1nc2nonc2nc1NCCSC
6-N-(3-methoxypropyl)-5-N-(2-methylsulfanylethyl)-[1,2,5]oxadiazolo[3,4-b]pyrazine-5,6-diamine