Problem statement: Answer the multiple choice question.
Query: Which compound has a 1.678\% 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. C=CCn1cc(-c2ccccc2)cc(C#N)c1=O
b. CCC(=O)Nc1c(C(=O)N2CCN(c3ccccn3)CC2)cnn1-c1ccc(Cl)cc1
c. Cc1ccc(NC(=O)COc2ccc(/C=N\NC(=O)c3cccnc3)cc2)cc1C
Answer: b. CCC(=O)Nc1c(C(=O)N2CCN(c3ccccn3)CC2)cnn1-c1ccc(Cl)cc1
{#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#}
CCC(=O)Nc1c(C(=O)N2CCN(c3ccccn3)CC2)cnn1-c1ccc(Cl)cc1
CCC(=O)Nc1c(C(=O)N2CCN(c3ccccn3)CC2)cnn1-c1ccc(Cl)cc1
N-[2-(4-chlorophenyl)-4-(4-pyridin-2-ylpiperazine-1-carbonyl)pyrazol-3-yl]propanamide