Task: Answer the multiple-choice question.
Query: Which compound has a 0.869\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a Cc1cc(OCC(=O)Nc2ccc(CN3CCOCC3)cc2)c2c(C)c(C)c(=O)oc2c1
b Cc1cccn2cc(CNS(=O)(=O)c3ccc4ccccc4c3)nc12
c CCOC(=O)C1(Cc2ccccc2C)CCCN(Cc2cn(C)nc2C)C1
d CCOc1ccc(Nc2oc(-c3ccc(Cl)cc3)nc2C#N)cc1
Answer: b. Cc1cccn2cc(CNS(=O)(=O)c3ccc4ccccc4c3)nc12
{#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#}
Cc1cccn2cc(CNS(=O)(=O)c3ccc4ccccc4c3)nc12
Cc1cccn2cc(CNS(=O)(=O)c3ccc4ccccc4c3)nc12
N-[(8-methylimidazo[1,2-a]pyridin-2-yl)methyl]naphthalene-2-sulfonamide