Problem statement: Answer the MCQ question.
Query: Which compound has a 9.836\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: COc1cccc(C2c3c(oc4ccc(F)cc4c3=O)C(=O)N2CCCN2CCOCC2)c1
b: C1CNCCNCCCNCCNC1
c: CCN(CC)CCCn1c(=S)[nH]c2cc(Cl)ccc2c1=O
d: CC1C(C#N)=C(N)OC2=C1C(=O)CCC2
Answer: b. C1CNCCNCCCNCCNC1
{#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#}
C1CNCCNCCCNCCNC1
C1CNCCNCCCNCCNC1
1,4,8,11-tetrazacyclotetradecane