Task: Answer the MCQ question.
Question: Which compound exhibits a 20.814\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: Cc1ccc(Cn2nnc3c(=O)[nH]c(C4CCN(S(=O)(=O)c5cc(C)ccc5C)CC4)nc32)cc1
b: COCCN(C(=O)CSc1nnc(-c2ccc(C)cc2)n1N)c1c(N)n(Cc2ccccc2)c(=O)[nH]c1=O
c: O=C(OC(C(=O)NCc1cccs1)c1ccc(F)cc1)c1ccco1
Answer: b. COCCN(C(=O)CSc1nnc(-c2ccc(C)cc2)n1N)c1c(N)n(Cc2ccccc2)c(=O)[nH]c1=O
{#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#}
COCCN(C(=O)CSc1nnc(-c2ccc(C)cc2)n1N)c1c(N)n(Cc2ccccc2)c(=O)[nH]c1=O
COCCN(C(=O)CSc1nnc(-c2ccc(C)cc2)n1N)c1c(N)n(Cc2ccccc2)c(=O)[nH]c1=O
N-(6-amino-1-benzyl-2,4-dioxopyrimidin-5-yl)-2-[[4-amino-5-(4-methylphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N-(2-methoxyethyl)acetamide