Problem statement: Answer the multiple-choice question.
Question: Which compound has a 2.356\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: CN1c2cccc3cccc(c23)N(C)C1(C)C
b: CCOc1ccc(CC(=O)NNC(=S)NCCc2ccccc2)cc1
c: CC(CN1CCCC1)OC(=O)c1cccc(F)c1.Cl
Answer: a. CN1c2cccc3cccc(c23)N(C)C1(C)C
{#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#}
CN1c2cccc3cccc(c23)N(C)C1(C)C
CN1c2cccc3cccc(c23)N(C)C1(C)C
1,2,2,3-tetramethylperimidine