Task: Answer the multiple choice question.
Question: Which compound exhibits a 11.242\% 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) O=C(COC(=O)Cc1ccccc1)Nc1ccc(SC(F)F)cc1
b) O=C(c1cc(COc2c(F)cccc2F)on1)N1CCN(C2CCCCC2)CC1
c) Nc1cc2ccccc2oc1=O
Answer: c. Nc1cc2ccccc2oc1=O
{#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#}
Nc1cc2ccccc2oc1=O
Nc1cc2ccccc2oc1=O
3-aminochromen-2-one