Problem statement: Answer the multiple choice question.
Query: Which compound has a 2.619\% 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 Cc1ccc(NC(=O)Nc2ccc3c(c2)CCC3)cc1
b CCOC(=O)NC(=O)CSc1nc(C)cc(C)c1C#N
Answer: b. CCOC(=O)NC(=O)CSc1nc(C)cc(C)c1C#N
{#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#}
CCOC(=O)NC(=O)CSc1nc(C)cc(C)c1C#N
CCOC(=O)NC(=O)CSc1nc(C)cc(C)c1C#N
ethyl N-[2-(3-cyano-4,6-dimethylpyridin-2-yl)sulfanylacetyl]carbamate