Task: Answer the multiple-choice question.
Question: Which compound has a 12.767\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CCN(CC)CC(O)Cn1c2ccccc2c2ccccc21
[b] CN1CN(C)c2cccc3cccc1c23
Answer: b. CN1CN(C)c2cccc3cccc1c23
{#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#}
CN1CN(C)c2cccc3cccc1c23
CN1CN(C)c2cccc3cccc1c23
1,3-dimethyl-2H-perimidine