Task: Answer the MCQ question.
Query: Which drug exhibits a -3.179\% 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 O=C(N/N=C/c1ccc2nccnc2c1)c1ccc(Br)cc1
b CC(C)OC(=O)N(C)c1ccc(C(O)(C(F)(F)F)C(F)(F)F)cc1
c CC1CCN(c2nc3ccccc3nc2C(C#N)C(=O)OC2CCCCC2)CC1
d COc1ccc2c(CC(=O)OCC(=O)Nc3cccc(S(N)(=O)=O)c3)coc2c1
e C=C1CSc2nc(=O)c3c4c(sc3n21)CCCC4
Answer: b. CC(C)OC(=O)N(C)c1ccc(C(O)(C(F)(F)F)C(F)(F)F)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#}
propan-2-yl N-[4-(1,1,1,3,3,3-hexafluoro-2-hydroxypropan-2-yl)phenyl]-N-methylcarbamate