Task: Answer the multiple-choice question.
Query: Which compound has a 1.926\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) COc1cccc(-c2nnc3sc(C4CCCCC4)nn23)c1
b.) CCOc1ccc(C2CC(=O)NC3=C2C(=O)CCC3)cc1Cl
Answer: a. COc1cccc(-c2nnc3sc(C4CCCCC4)nn23)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#}
COc1cccc(-c2nnc3sc(C4CCCCC4)nn23)c1
COc1cccc(-c2nnc3sc(C4CCCCC4)nn23)c1
6-cyclohexyl-3-(3-methoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole