Task: Answer the MCQ question.
Query: Which compound exhibits a 19.052\% 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, or d without using any additional words.
Options:
a. CCCCNC(=O)[C@@](CC)(ONc1ccccc1C(F)(F)F)c1cccc2ccccc12
b. CCCC1=C([O-])C2N=CC=CC2=[N+](c2ccccn2)C1=O
c. O=C(c1ccc(-n2cncn2)c([N+](=O)[O-])c1)N1CCN(S(=O)(=O)c2ccccc2Br)CC1
d. CCc1cc(CNC(=O)CC2C(=O)NCCN2Cc2ccc(-c3ccccc3)cc2)on1
Answer: a. CCCCNC(=O)[C@@](CC)(ONc1ccccc1C(F)(F)F)c1cccc2ccccc12
{#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#}
CCCCNC(=O)[C@@](CC)(ONc1ccccc1C(F)(F)F)c1cccc2ccccc12
CCCCNC(=O)[C@@](CC)(ONc1ccccc1C(F)(F)F)c1cccc2ccccc12
(2S)-N-butyl-2-naphthalen-1-yl-2-[2-(trifluoromethyl)anilino]oxybutanamide