Problem statement: Answer the multiple-choice question.
Question: Which compound has a 2.153\% 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.) COc1cc(OC)c(C2C(C(=O)O)c3ccccc3C(=O)N2C)cc1OC
b.) CCCCCCOc1cccc(N)c1
c.) Cc1nc2ccccn2c1-c1nnco1
Answer: c. Cc1nc2ccccn2c1-c1nnco1
{#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#}
Cc1nc2ccccn2c1-c1nnco1
Cc1nc2ccccn2c1-c1nnco1
[C][C][N][=C][C][=C][C][=C][N][Ring1][=Branch1][C][=Ring1][=Branch2][C][=N][N][=C][O][Ring1][Branch1]
2-(2-methylimidazo[1,2-a]pyridin-3-yl)-1,3,4-oxadiazole