Task: Answer the multiple choice question.
Query: What is the hERG inhibition at 1uM of a drug with the SMILES CSc1nc(N)nc(SCC(=O)C(C)(C)C)c1C#N?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
(a) 13.638
(b) 12.913
(c) 4.519
(d) 5.709
Answer: c. 4.519\%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_1uM__names__noun} of a {#compound|drug!} with the {SMILES__description} {SMILES#}?
Constraint: You must return none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{herg_central_at_1uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_1uM#}{herg_central_at_1uM__units}.
CSc1nc(N)nc(SCC(=O)C(C)(C)C)c1C#N
CSc1nc(N)nc(SCC(=O)C(C)(C)C)c1C#N
2-amino-4-(3,3-dimethyl-2-oxobutyl)sulfanyl-6-methylsulfanylpyrimidine-5-carbonitrile