Task: Answer the multiple-choice question.
Question: Which drug has a 0.247% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
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(COc1ccc(Br)cc1)NN1C(=O)c2ccccc2C1=O
[b] O=C(CN1CCN(c2ccccn2)CC1)N1CCc2ccccc21
[c] Cc1ccc(C)c(N2C(=O)c3ccc(C(=O)OCC(=O)c4c(N)n(C)c(=O)n(C)c4=O)cc3C2=O)c1
[d] CN(CCc1ccccn1)C1CC(=O)N(c2ccc(Cl)cc2)C1=O
[e] COc1cccc(OCc2nnc(-c3cccs3)o2)c1
Answer: b. O=C(CN1CCN(c2ccccn2)CC1)N1CCc2ccccc21
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(CN1CCN(c2ccccn2)CC1)N1CCc2ccccc21
O=C(CN1CCN(c2ccccn2)CC1)N1CCc2ccccc21
1-(2,3-dihydroindol-1-yl)-2-(4-pyridin-2-ylpiperazin-1-yl)ethanone