Task: Answer the multiple-choice question.
Question: Which compound exhibits a 0.799\% 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, or c without using any additional words.
Options:
a) O=C(N1CCCCCC1)N1CCN(S(=O)(=O)N2CCCCC2)CC1
b) O=C(Nc1cccc(Cl)c1Cl)c1cc(S(=O)(=O)NCCc2ccccc2)ccc1F
c) CCN1CCN(c2cc(-c3ccccc3)nc3cc(-c4cccc(F)c4)nn23)CC1
Answer: c. CCN1CCN(c2cc(-c3ccccc3)nc3cc(-c4cccc(F)c4)nn23)CC1
{#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#}
CCN1CCN(c2cc(-c3ccccc3)nc3cc(-c4cccc(F)c4)nn23)CC1
CCN1CCN(c2cc(-c3ccccc3)nc3cc(-c4cccc(F)c4)nn23)CC1
7-(4-ethyl-1,4-diazinan-1-yl)-2-(3-fluorophenyl)-5-phenylpyrazolo[1,5-a]pyrimidine