Problem statement: Answer the MCQ question.
Question: Which drug has a 19.218\% 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 additional words.
Options:
a CCN1C=Nc2cccc3cccc1c23
b COc1ccc(S(=O)(=O)N2CCN(c3ccccc3)CC2)cc1
c CCOc1ccc2nc(NCCNC(=O)CC)c(C#N)cc2c1
Answer: a. CCN1C=Nc2cccc3cccc1c23
{#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#}
CCN1C=Nc2cccc3cccc1c23
CCN1C=Nc2cccc3cccc1c23
[C][C][N][C][=N][C][=C][C][=C][C][=C][C][=C][C][Ring1][N][=C][Ring1][#Branch2][Ring1][=Branch1]
1-ethylperimidine