Problem statement: Answer the multiple choice question.
Query: Which compound has a 4.301\% 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] CCCCn1c(N)c(N(CCOC)C(=O)c2c(CC)noc2C)c(=O)[nH]c1=O
[b] CCCCCc1nnc(NC(=O)c2ccc(=O)n(C)n2)s1
Answer: b. CCCCCc1nnc(NC(=O)c2ccc(=O)n(C)n2)s1
{#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#}
CCCCCc1nnc(NC(=O)c2ccc(=O)n(C)n2)s1
CCCCCc1nnc(NC(=O)c2ccc(=O)n(C)n2)s1
1-methyl-6-oxo-N-(5-pentyl-1,3,4-thiadiazol-2-yl)pyridazine-3-carboxamide