Task: Answer the multiple choice question.
Query: Which compound has a 15.951\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) CCOC(=O)c1c(C)[nH]c(C(=O)CSc2nnc(Nc3c(C)cccc3C)s2)c1C
b) CCn1cnc2c1c(=O)n(Cc1csc(-c3ccccc3)n1)c(=O)n2Cc1ccccc1
Answer: a. CCOC(=O)c1c(C)[nH]c(C(=O)CSc2nnc(Nc3c(C)cccc3C)s2)c1C
{#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)c1c(C)[nH]c(C(=O)CSc2nnc(Nc3c(C)cccc3C)s2)c1C
CCOC(=O)c1c(C)[nH]c(C(=O)CSc2nnc(Nc3c(C)cccc3C)s2)c1C
ethyl 5-[2-[[5-(2,6-dimethylanilino)-1,3,4-thiadiazol-2-yl]sulfanyl]acetyl]-2,4-dimethyl-1H-pyrrole-3-carboxylate