Task: Answer the MCQ question.
Query: Which compound has a 1.774\% 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) CCN(Cc1ccccc1)Cc1c(F)cccc1F
(b) O=C(NCCS(=O)(=O)N1CCC2(CC1)OCCO2)c1ccccc1
(c) Cc1ccccc1CCNC(=O)Cn1ccc2cc(S(=O)(=O)N3CCCC3)ccc21
Answer: a. CCN(Cc1ccccc1)Cc1c(F)cccc1F
{#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#}
CCN(Cc1ccccc1)Cc1c(F)cccc1F
CCN(Cc1ccccc1)Cc1c(F)cccc1F
N-benzyl-N-[(2,6-difluorophenyl)methyl]ethanamine