Task: Answer the multiple-choice question.
Question: Which compound has a 6.370\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a C#CCOC(=O)c1ccccc1C(=O)OCC#C
b CC(C)c1ccc(NC(=O)c2cccc(NC3=NC4CS(=O)(=O)CC4S3)c2)cc1
Answer: a. C#CCOC(=O)c1ccccc1C(=O)OCC#C
{#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#CCOC(=O)c1ccccc1C(=O)OCC#C
C#CCOC(=O)c1ccccc1C(=O)OCC#C
[C][#C][C][O][C][=Branch1][C][=O][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][O][C][C][#C]
bis(prop-2-ynyl) benzene-1,2-dicarboxylate