Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a 20.326\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) Cc1ccc(C)c(N2CCN(C(=O)c3ccc(Cl)c(NC4=NC5CS(=O)(=O)CC5S4)c3)CC2)c1
(b) CCOC(=O)c1c(NC(=O)C(C)Sc2c[nH]c3ccccc23)sc2c1CCC2
(c) CCn1nnc(-c2ccccc2NC(=O)c2cccc(-n3cnnn3)c2)n1
Answer: b. CCOC(=O)c1c(NC(=O)C(C)Sc2c[nH]c3ccccc23)sc2c1CCC2
{#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(NC(=O)C(C)Sc2c[nH]c3ccccc23)sc2c1CCC2
CCOC(=O)c1c(NC(=O)C(C)Sc2c[nH]c3ccccc23)sc2c1CCC2
ethyl 2-[2-(1H-indol-3-ylsulfanyl)propanoylamino]-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate