Task: Answer the multiple-choice question.
Question: Which compound has a 9.318\% 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 Br.O=C(O)Cc1sc(N/N=C\c2ccccc2)nc1-c1ccccc1
b CN1C=Nc2cccc3cccc1c23
c COc1cc(C(=O)N(CCCO)Cc2cc3ccc(C)c(C)c3[nH]c2=O)cc(OC)c1OC
Answer: b. CN1C=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#}
1-methylperimidine