Task: Answer the MCQ question.
Question: Which drug has a 17.137\% hERG inhibition at 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(NC1CC1)C1=C[C@H](C2CC2)C[C@H](OCCCCO)O1
[b] COC(=O)C1=C(c2ccc(-c3ccccc3)c(F)c2)C[C@@H]2CC[C@H]1N2C(=O)NCCNC(C)=O
[c] CCc1c(C(=O)N/N=C/c2ccco2)nnn1-c1nonc1N
[d] Cc1nn(-c2nc3ccccc3s2)c(N)c1-c1ccc(Cl)cc1
[e] COc1ccc(-c2[nH]c(-c3ccc4c(c3)OCO4)nc2-c2ccccc2)cc1
Answer: a. O=C(NC1CC1)C1=C[C@H](C2CC2)C[C@H](OCCCCO)O1
{#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#}
O=C(NC1CC1)C1=C[C@H](C2CC2)C[C@H](OCCCCO)O1
O=C(NC1CC1)C1=C[C@H](C2CC2)C[C@H](OCCCCO)O1
(2R,4S)-N,4-dicyclopropyl-2-(4-hydroxybutoxy)-3,4-dihydro-2H-pyran-6-carboxamide