Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 3.306\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: CCCCn1c(N)c(-c2nc3ccccc3o2)c2c([N+](=O)[O-])nn(CC)c(=O)c21
b: O=C(Oc1ccc(Br)cc1)c1cccnc1
c: COc1ccc(CCNCc2ccccc2F)cc1OC.Cl
d: CCn1c2ccc(F)cc2c2nnc(NN)nc21
e: COc1ccc(OCC(O)COc2ccc(OC)cc2)cc1
Answer: d. CCn1c2ccc(F)cc2c2nnc(NN)nc21
{#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#}
CCn1c2ccc(F)cc2c2nnc(NN)nc21
CCn1c2ccc(F)cc2c2nnc(NN)nc21
(5-ethyl-8-fluoro-[1,2,4]triazino[5,6-b]indol-3-yl)hydrazine